Publications
Ranking with research.com: University of Münster - Chemistry
Publications:
2024_________________________________________________
457 "Polar covalent apex-base bonding in borapyramidanes probed by solid-state NMR and DFT calculations",
D. J. Luder, N. Terefenko, Q. Sun, H. Eckert, C. Mück-Lichtenfeld, G. Kehr, G. Erker, T. Wiegand,
Chem. Eur. J. 2024, 30, e202303701. doi: 10.1002/chem.2023037012023_________________________________________________
456 "Molecular Pyramids - from tetrahedranes to [6]pyramidanes",
Q. Sun, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Nat. Rev. Chem. 2023, 7, 732-746.
doi: 10.1038/s41570-023-00525-7455 "The B=C bond: some recent developments",
C. Chen, G. Kehr, G. Erker, Org. Chem. Front. 2023, 10, 4161-4166.
doi: 10.1039/d3qo00796k454 "Bora-alkenes: Metal Coordination and Reactions with BH-boranes",
C. Chen, C. G. Daniliuc, G. Kehr, G. Erker, Chem.Eur. J. 2023, 29, e202301044.
doi: 10.1002/chem.202301044453 "Boraalkenes Made by a Hydroboration Route: Cycloaddition and B=C Bond Cleavage Reactions",
X. Jie, C. Chen, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. 2023, 135, e202214700;
doi: 10.1002/ange.202214700
"Boraalkenes Made by a Hydroboration Route: Cycloaddition and B=C Bond Cleavage Reactions",
X. Jie, C. Chen, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2023, 62, e202214700.
doi: 10.1002/anie.2022147002022_________________________________________________
452 "Generation of boryl-nitroxide radicals from a boraalkene via the nitroso ene reaction",
C. Chen, C. G. Daniliuc, S. Klabunde, M. R. Hansen, G. Kehr, G. Erker, Chem. Sci. 2022, 13, 10891-10896. doi: 10.1039/d2sc02485c451 "Formation of a Hybrid 1-Bora-3-boratabenzene Heteroarene Anion Derivative",
Q. Sun, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Angew. Chem. 2022, 134, e202205565;
doi: 10.1002/ange.202205565
"Formation of a Hybrid 1-Bora-3-boratabenzene Heteroarene Anion Derivative",
Q. Sun, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2022, 61, e202205565. doi: 10.1002/anie.202205565450 "A deprotonation pathway to reactive [B]=CH2 boraalkenes",
K. Škoch, C. Chen, C. G. Daniliuc, G. Kehr, G. Erker, Dalton Trans. 2022, 51, 7695-7704.
doi: 10.1039/d2dt01193j449 "Borole/Borapyramidane Relationship",
Q. Sun, C. G. Daniliuc, X. Yu, C. Mück-Lichtenfeld, G. Kehr, G. Erker, J. Am. Chem. Soc. 2022, 144, 7815-7821. doi: 10.1021/jacs.2c01727448 "Stereochemical Behavior of Pairs of P-stereogenic Phosphanyl Groups at the Dimethylxanthene Backbone",
K. Škoch, C. G. Daniliuc, M. Müller, S. Grimme, G. Kehr, G. Erker, Chem. Eur. J. 2022, 28, e202200248. doi: 10.1002/chem.202200248447 "Proton-phosphorus connectivities revealed by high-resolution proton-detected solid-state NMR",
A. A. Malär, Q. Sun, J. Zehnder, G. Kehr, G. Erker, T. Wiegand, Phys. Chem. Chem. Phys. 2022, 24, 7768-7778. doi: 10.1039/d2cp00616b446 "An olefin-based multi-component reaction to yield 1,2-azaborolidine derivatives",
J. Li, C. G. Daniliuc, G. Kehr, G. Erker, Dalton Trans. 2022, 51, 1775-1778.
doi: 10.1039/d1dt04337d445 "Substituent Dependent Cyclization Reactions of 1,1’-Bis(alkynyl)ferrocenes with the (C6F5)BH2·SMe2 Hydroboration Reagent",
K. Škoch, C. G. Daniliuc, G. Kehr, G. Erker, Eur. J. Inorg. Chem. 2022, e202100838.
doi: 10.1002/ejic.202100838
[This article also appears in the Special Collections of Eur. J. Inorg. Chem. 2022: "Ferrocene Chemistry"]2021_________________________________________________
444 "N-Heterocyclic Carbene Stabilzed 1-Bora-1,3-butadienes",
C. Chen, C. G. Daniliuc, G. Kehr, G. Erker, J. Am. Chem. Soc. 2021, 143, 21312-21320.
doi: 10.1021/jacs.1c09774443 "Three-Component Reaktion to 1,4,2-Diazaborole-Type Heteroarene Systems",
J. Li, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. 2021, 133, 27259-27267;
doi: 10.1002/ange.202111946
"Three-Component Reaktion to 1,4,2-Diazaborole-Type Heteroarene Systems",
J. Li, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2021, 60, 27053-27061.
doi: 10.1002/anie.202111946442 "Ring Construction by 1,1-Carboboration; Making Anthracene Derivatives from a Tetra(alkynyl)benzene",
R. Liedtke, S. Surmiak, X. Jie, C. G. Daniliuc, G. Kehr, G. Erker, Helv. Chim. Acta 2021, 104, e2100149. doi: 10.1002/hlca.202100149441 "The Bis(η6-benzene)lithium Cation: A Fundamental Main-Group Organometallic Species",
X. Jie, J. Li, C. G. Daniliuc, A.-L. Wübker, M. R. Hansen, H. Eckert, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Angew. Chem. 2021, 133, 23061-23066;
doi: 10.1002/ange.202108376
"The Bis(η6-benzene)lithium Cation: A Fundamental Main Group Organo-metallic Species",
X. Jie, J. Li, C. G. Daniliuc, A.-L. Wübker, M. R. Hansen, H. Eckert, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2021, 60, 22879-22884.
doi: 10.1002/ange.202108376440 "Carbon Monoxide Coupling Reactions via a Frustrated Lewis Pair-Derived η2-Formyl Borane",
Q. Sun, C. G. Daniliuc, K. Bergander, G. Kehr, G. Erker, J. Am. Chem. Soc. 2021, 143, 14992-14997. doi: 10.1021/jacs.1c07465439 "Frustrated Lewis-Pair Neighbors at the Xanthene Framework: Epimerization at Phosphorus and Cooperative Formation of Macrocyclic Adduct Structures",
K. Škoch, C. G. Daniliuc, G. Kehr, S.Ehlert, M. Müller, S. Grimme, G. Erker, Eur. J. Chem. 2021, 27, 12104-12114. doi: 10.1002/chem.202100835438 "Formation and Cycloaddition Reactions of a Reactive Boraalkene Stabilized Internally by N-Heterocyclic Carbene",
C. Chen, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. 2021, 133, 20258-20064;
doi: 10.1002/ange.202106724
"Formation and Cycloaddition Reactions of a Reactive Boraalkene Stabilized Internally by N-Heterocyclic Carbene",
C. Chen, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2021, 60, 19905-19911.
doi: 10.1002/anie.202106724437 "Multi-component synthesis of dihydro-1,3-azaborinine derived oxindole isosteres",
J. Li, C. G. Daniliuc, J. Matern, G. Fernández, G. Kehr, G. Erker, Chem. Commun. 2021, 57, 7689-7692. doi: 10.1039/d1cc02557k436 "Formation of amidino-borate derivatives by a multi-component reaction",
J. Li, C. D. Daniliuc, G. Kehr, G. Erker, Org. Biomol. Chem. 2021, 19, 5551-5554.
doi: 10.1039/d1ob00775k435 "Alkyne 1,1-Hydroboration to a Reactive Frustrated P/B-H Lewis Pair",
K. Škoch, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. 2021, 133, 6831-6837;
doi: 10.1002/ange.202014562
"Alkyne 1,1-Hydroboration to a Reactive Frustrated P/B-H Lewis Pair",
K. Škoch, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2021, 60, 6757-6763.
doi: 10.1002/anie.202014562434 "Reaction of carbon oxides with an ethylene-bridges PH/B Lewis pair",
Q. Sun, C. G. Daniliuc, G. Kehr, G. Erker, Dalton Trans. 2021, 50, 3523-3528.
doi: 10.1039/d1dt00459j433 "Introducing the Dihydro-1,3-azaboroles: Convenient Entry by a Three-Component Reaction, Synthetic and Photophysical Application",
J. Li, C. G. Daniliuc, K. K. Kartha, G. Fernández, G. Kehr, G. Erker, J. Am. Chem. Soc. 2021, 143, 2059-2067. doi: 10.1021/jacs.0c12236432 T. Wang, C. G. Daniliuc, G. Kehr, G. Erker "FLP Reduction of Carbon Monoxide and Related Reactions", in J. C. Slootweg, A. R. Jupp (eds.) “Frustrated Lewis Pairs”, Molecular Catalysis 2021, 2, 87-112.
doi: 10.1007/978-3-030-58888-52020_________________________________________________
431 "A BH Borenium-Derived Thioxoborane, Its Persulfide and Their Li+-Induced Reactions with Alkynes and with Carbon Dioxide",
C. Chen, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Kehr, G. Erker, J. Am. Chem. Soc. 2020, 142, 19763-19771. doi: 10.1021/jacs.0c10078430 "The [(NHC)B(H)C6F5]+ Cations and Their [B](H)-CO Borane Carbonyls",
C. Chen, J. Li, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Angew. Chem. 2020, 132, 21644-21648; doi: 10.1002/ange.202009353
"The [(NHC)B(H)C6F5]+ Cations and Their [B](H)-CO Borane Carbonyls",
C. Chen, J. Li, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2020, 59, 21460-21464. doi: 10.1002/anie.202009353429 "Reductive Cleavage of the CO Molecule by a Reactive Vicinal Frustrated PH/BH Lewis Pair",
Q. Sun, C. G. Daniliuc, C. Mück-Lichtenfeld, K. Bergander, G. Kehr, G. Erker, J. Am. Chem. Soc. 2020, 142, 17260-17264. doi: 10.1021/jacs.0c07161428 "Using the FpXylBH2‧SMe2 reagent for the regioselective synthesis of cyclic bis(alkenyl)boranes",
K. Škoch, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Commun. 2020, 56, 12178-12181.
doi: 10.1039/d0cc05230b427 "A rare olefin 1,1-carboboration reaction opens a synthetic pathway to an unusually structured frustrated Lewis pair",
C. Chen, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Chem. Commun. 2020, 56, 8806-8809.
doi: 10.1039/d0cc01255f426 "Cyclobutene Formation by Borane Catalyzed [2+2] Cycloaddition of a Vinylphosphane with Conjugated Ynones",
X. Tao, M. M. Gruber, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Eur. J. Inorg. Chem. 2020, 2270-2272. doi: 10.1002/ejic.202000293425 "Using the Secondary PH/BH Functional Groups of an Active eminal Frustrated Lewis Pair for Carbon Monoxide Reduction and Reaktions with Nitriles and Isonitriles",
J. Li, C. Mück-Lichtenfeld, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. 2020, 132, 12577-12583;
doi: 10.1002/ange.202000612
"Using the Secondary PH/BH Functional Groups of an Active eminal Frustrated Lewis Pair for Carbon Monoxide Reduction and Reaktions with Nitriles and Isonitriles",
J. Li, C. Mück-Lichtenfeld, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2020, 59, 12477-12483.
doi: 10.1002/anie.202000612424 "Total Chemical Syntheses of the GM3 and F−GM3 Ganglioside Epitopes and Comparative Pre-Clinical Evaluation for Non-Invasive Imaging of Oligodendrocyte Differentiation",
T. J. Kieser, N. Santschi, L. Nowack, A. Axer, G. Kehr, S. Albrecht, R. Gilmour, ACS Chem. Neurosci. 2020, 11, 2129-2136. doi: 10.1021/acschemneuro.0c00319423 "Reaction of an anionic chelate phosphane/borata-alkene ligand with [Rh(nbd)Cl]2, [Rh(CO)2Cl]2 and [Ir(cod)Cl]2",
K. Watanabe, A. Ueno, X. Tao, K. Škoch, X. Jie, S. Vagin, B. Rieger, C. G. Daniliuc, M. Letzel, G. Kehr, G. Erker, Chem. Sci. 2020, 11, 7349-7355. doi: 10.1039/d0sc02223c422 "Halogen-directed chemical sialylation: pseudostereodivergent access to marine ganglioside epitopes",
T. Hayashi, A. Axer, G. Kehr, K. Bergander, R. Gilmour, Chem. Sci. 2020, 11, 6527-6531.
doi: 10.1039/d0sc01219j421 "Borane-Mediated Vinylphosphane Cycloaddition to Conjugated Ynones",
J. Li, C. G. Daniliuc, G. Kehr, G. Erker, Eur. J. Inorg. Chem. 2020, 1096-1100.
doi: 10.1002/ejic.201901085420 "Solid-State NMR Techniques for the Structural Characterization of Cyclic Aggregates Based on Borane-Phosphane Frustrated Lewis Pairs",
R. Knitsch, M. Brinkkötter, T. Wiegand, G. Kehr, G. Erker, M. R. Hansen, H. Eckert, Molecules 2020, 25, 1400. doi: 10.3390/molecules25061400419 "Borane-induced ring closure reaction of oligomethylene-linked bis-allenes",
X. Tao, K. Škoch, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Sci. 2020, 11, 1542-1548.
doi: 10.1039/c9sc03870a418 "Cycloaddition Reactions of an Active Cyclic Phosphane/Borane Pair with Alkenes, Alkynes and Carbon Dioxide",
X. Jie, Q. Sun, C. G. Daniliuc, R. Knitsch, M. R. Hansen, H. Eckert, G. Kehr, G. Erker, Chem. Eur. J. 2020, 26, 1269-1273. doi: 10.1002/chem.201905171417 "Formation of Active Cyclic Five-membered Frustrated Phosphane/Borane Lewis Pairs and their Cycloaddition Reactions",
S. Dong, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Eur. J. 2020, 26, 745-753.
doi: 10.1002/chem.2019049192019_________________________________________________
416 "Diels-Alder route to norbornane derived vicinal phosphane/borane frustrated Lewis pairs for the metal-free catalytic hydrogenation of α,β-unsaturated ketones",
C. Wölke, C. G. Daniliuc, G. Kehr, G. Erker, J. Organomet. Chem. 2019, 899, 120879.
doi: 10.1016/j.jorganchem.2019.120879415 "Multi-Component Synthesis of Rare 1,3-Dihydro-1,3-azaborinine Derivatives: Application of a Bora-Nazarov Type Reaction",
J. Li, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Angew. Chem. 2019, 131, 15521-15524;
doi: 10.1002/ange.201909530
"Multi-Component Synthesis of Rare 1,3-Dihydro-1,3-azaborinine Derivatives: Application of a Bora-Nazarov Type Reaction",
J. Li, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2019, 58, 15377-15380.
doi: 10.1002/anie.201909530414 "Arylallenes and the halogeno-B(C6F5)2 reagents: facile formation of 2-borylindenes",
X. Tao, C. G. Daniliuc, K. Soloviova, C. A. Strassert, G. Kehr, G. Erker, Chem. Commun. 2019, 55, 10166-10169. doi: 10.1039/c9cc04199k413 "Carbon-carbon bond forming reactions of acetylenic esters and ketones within frustrated phosphane/borane Lewis pair frameworks",
L. Wang, J. Li, D. Deng, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Dalton Trans. 2019, 48, 11921-11926. doi: 10.1039/c9dt02624j412 "Dihydrogen Splitting by Intramolecular Borane-Phosphane Frustrated Lewis Pairs: A Comprehensive Characterization Strategy Using Solid State NMR and DFT Calculations",
R. Knitsch, T. Özgün, G.-Q. Chen, G. Kehr, G. Erker, M. R. Hansen, H. Eckert, ChemPhysChem 2019, 20, 1937-1849. doi: 10.1002/cphc.201900406411 "The XB(C6F5)2 Halogenoborane Route to Phosphole Derivatives",
J. Möricke, A. Ueno, B. Wibbeling, C. G. Daniliuc, G. Kehr, G. Erker, Eur. J. Inorg. Chem. 2019, 2912-2917.
doi: 10.1002/ejic.201900505410 "Preparation of the Borane (Fmes)BH2 and its Utilization in the FLP Reduction of Carbon Monoxide and Carbon Dioxide",
J. Li, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. 2019, 131, 6809-6813;
doi: 10.1002/ange.201901634
"Preparation of the Borane (Fmes)BH2 and its Utilization in the FLP Reduction of Carbon Monoxide and Carbon Dioxide",
J. Li, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2019, 58, 6737-6741.
doi: 10.1002/anie.201901634
[Corrigendum: Angew. Chem. 2019, 131, 10899; doi: 10.1002/ange.201906798
Angew. Chem. Int. Ed. 2019, 58, 10785. doi: 10.1002/anie.201906798]409 "Macrocycle Formation by Cooperative Selection at a Double-Sited Frustrated Lewis Pair",
L. Wang, D. Deng, K. Škoch, C. G. Daniliuc, G. Kehr, G. Erker, Organometallics 2019, 38, 1897-1902.
doi: 10.1021/acs.organomet.9b00002408 "Unsaturated vicinal frustrated phosphane/borane Lewis pairs as ligands in gold(I) chemistry ",
A. Ueno, K. Watanabe, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Commun. 2019, 55, 4367-4370.
doi: 10.1039/ c9cc01136f407 "Consecutive intermolecular 1,1-carboboration reactions of Me3Si-substituted alkynes with the halogeno-B(C6F5)2 reagents",
K. Škoch, C. Pauly, C. G. Daniliuc, K. Bergander, G. Kehr, G. Erker, Dalton Trans. 2019, 48, 4837-4845.
doi: 10.1039/c9dt00413k406 "Characterization of H2-Splitting Products of Frustrated Lewis Pairs: Benefit of Fast Magic-Angle Spinning",
A. A. Malär, S. Dong, G. Kehr, G. Erker, B. H. Meier, T. Wiegand, ChemPhysChem 2019, 20, 672-679.
doi: 10.1002/cphc.201900006405 "Stereospecific α-Sialylation by Site-Selective Fluorination",
T. Hayashi, G. Kehr, K. Bergander, R. Gilmour, Angew. Chem. 2019, 131, 3854-3858;
doi: 10.1002/ange.201812963
"Stereospecific α-Sialylation by Site-Selective Fluorination",
T. Hayashi, G. Kehr, K. Bergander, R. Gilmour, Angew. Chem. Int. Ed. 2019, 58, 3814-3818.
doi: 10.1002/anie.12963404 "Halogenoborane mediated allene cyclooligomerization",
X. Tao, C. Wölke, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Sci. 2019, 10, 2478-2482.
doi: 10.1039/c8sc04790a403 "The Taming of Redox-Labile Phosphidotitanocene Cations",
A. T. Normand, Q. Bonnin, S. Brandès, P. Richard, P. Fleurat-Lessard, C. Devillers, C. Balan, P. Le Gendre, G. Kehr, G. Erker, Chem. Eur. J. 2019, 25, 2803-2815. doi: 10.1002/chem.201805430402 "Aggregation Behavior of a Six-Membered Cyclic Frustrated Phosphane/Borane Lewis Pair: Formation of a Supramolecular Cyclooctameric Macrocyclic Ring System",
X. Jie, C. G. Daniliuc, R. Knitsch, M. R. Hansen, H. Eckert, S. Ehlert, S. Grimme, G. Kehr, G. Erker, Angew. Chem. 2019, 131, 892-896; doi: 10.1002/ange.201811873
"Aggregation Behavior of a Six-Membered Cyclic Frustrated Phosphane/Borane Lewis Pair: Formation of a Supramolecular Cyclooctameric Macrocyclic Ring System",
X. Jie, C. G. Daniliuc, R. Knitsch, M. R. Hansen, H. Eckert, S. Ehlert, S. Grimme, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2019, 58, 882-886. doi: 10.1002/anie.201811873401 "Developing carbon Lewis base/boron Lewis acid frustrated Lewis pair chemistry derived from conjugated dienamines",
J. Möricke, F. Rehwinkel, T. Danelzik, C. G. Daniliuc, B. Wibbeling, G. Kehr, G. Erker, Tetrahedron 2019, 75, 571-579. doi: 10.1016/j.tet.2018.11.0682018_________________________________________________
400 "Phosphirenium borate betaines from alkynylphosphanes and the halogeno-B(C6F5)2 reagents",
A. Ueno, J. Möricke, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Commun. 2018, 54, 13746-13749.
doi: 10.1039/c8cc07189f399 "Exploring physicochemical space via a bioisostere of the trifluoromethyl and ethyl groups (BITE): attenuating lipophilicity in fluorinated analogues of Gilenya® for multiple sclerosis",
N. Erdeljac, G. Kehr, M. Ahlqvist, L. Knerr, R. Gilmour, Chem. Commun. 2018, 54, 12002-12005.
doi: 10.1039/c8cc05643a398 "A convenient route to internally phosphane-stabilized aryltriborane(7) compounds",
J. Li, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Commun. 2018, 54, 12606-12609.
doi: 10.1039/c8cc06728g397 "The Borole Route to Reactive Pentafluorophenyl-Substituted Diboranes(4)",
F. Ge, X. Tao, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. 2018, 130, 14778-14782;
doi: 10.1002/ange.201807743
"The Borole Route to Reactive Pentafluorophenyl-substituted Diboranes(4)",
F. Ge, X. Tao, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2018, 57, 14570-14574.
doi: 10.1002/anie.201807743396 "The special role of B(C6F5)3 in the single electron reduction of quinones by radicals",
X. Tao, C. G. Daniliuc, R. Knitsch, M. R. Hansen, H. Eckert, M. Lübbesmeyer, A. Studer, G. Kehr, G. Erker, Chem. Sci. 2018, 9, 8011-8018. doi: 10.1039/c8sc03005g395 "Borane-Induced Dimerization of Arylallenes",
X. Tao, C. G. Daniliuc, D. Dittrich, G. Kehr, G. Erker, Angew. Chem. 2018, 130, 14118-14122;
doi: 10.1002/ange.201808436
"Borane-Induced Dimerization of Arylallenes",
X. Tao, C. G. Daniliuc, D. Dittrich, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2018, 57, 13922-13926.
doi: 10.1002/anie.201808436394 "A Route toward (Aminomethyl)cyclopentadienide Ligands and Their Group 4 Metal Complexes",
Q. Bonnin, S.-Y. Wong, C. Balan, V. Comte, R. Malacea, M.-J. Penouilh, P. Richard, G. Kehr, A. T. Normand, G. Erker, P. Le Gendre, Eur. J. Inorg. Chem. 2018, 3813-3821. doi: 10.1002/ejic.201800636393 "Unusual 1,1-Hydroboration Route to a Reactive Unsaturated Vicinal Frustrated Phosphine/Borane Lewis Pair",
A. Ueno, X. Tao, C. G. Daniliuc, G. Kehr, G. Erker, Organometallics 2018, 37, 2665-2668.
doi: 10.1021/acs.organomet.8b00481
[Corrigendum: Organometallics 2019, 38, 2699. doi: 10.1021/acs.organomet.9b00395]392 "Formation of borata-alkene/iminium zwitterions by ynamine hydroboration",
L. Wang, Z. Jian, C. G. Daniliuc, G. Kehr, G. Erker, Dalton Trans. 2018, 47, 10853-10856.
doi: 10.1039/c8dt02435a391 "Metal-free Acetylene Coupling by the (C6F5)2B-X 1,2-Halogenoboration Reaction",
A. Ueno, J. Li, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Eur. J. 2018, 24, 10044-10048.
doi: 10.1002/chem.201802084390 "Selective formation of heterocyclic trans-cycloalkenes by alkyne addition to a biphenylene-based phosphane/borane frustrated Lewis pair",
J. Li, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Commun. 2018, 54, 6344-6347.
doi: 10.1039/c8cc03369b389 "Fluorocyclisation via I(I)/I(III) catalysis: a concise route to fluorinated oxazolines",
F. Scheidt, C. Thiehoff, G. Yilmaz, S. Meyer, C. G. Daniliuc, G. Kehr, R. Gilmour, Beilstein J. Org. Chem. 2018, 14, 1021-1027. doi: 10.3762/bjoc.14.88388 "Conformational control enabled by the fluorine gauche effect in a model of the β2-AR agonist salbutamol (Ventolin™)",
C. S. Teschers, C. G. Daniliuc, G. Kehr, R. Gilmour, J. Fluorine Chem. 2018, 210, 1-5.
doi: 10.1016/j.jfluchem.2018.02.007387 "Zirconocene mediated acetylboron chemistry",
Z. Jian, C. G. Daniliuc, G. Kehr, G Erker, Chem. Commun. 2018, 54, 5724-5727.
doi: 10.1039/c8cc02680g386 "Solid state frustrated Lewis pair chemistry",
L. Wang, G. Kehr, C. G. Daniliuc, M. Brinkkötter, T. Wiegand, A.-L. Wübker, H. Eckert, L. Liu, J. G. Brandenburg, S. Grimme, G. Erker, Chem. Sci. 2018, 9, 4859-4865.
doi: 10.1039/c8sc01089g385 "Fluorine-Directed Glycosylation Enables the Stereocontrolled Synthesis of Selective SGLT2 Inhibitors for Type II Diabetes",
A. Sadurní, G. Kehr, M. Ahlqvist, J. Wernevik, H. P. Sjögren, C. Kankkonen, L. Knerr, R. Gilmour, Chem. Eur. J. 2018, 24, 2832-2836. doi: 10.1002/chem.201705373384 "Formation and reactions of active five-membered phosphane/borane frustrated Lewis pair ring systems",
S. Dong, L. Wang, T. Wang, C. G. Daniliuc, M. Brinkkötter, H. Eckert, G. Kehr, G Erker, Dalton Trans. 2018, 47, 4449-4454. doi: 10.1039/c8dt00672e383 "Metal-Free Carbonylation Route to a Reactive Borataepoxide System",
T. Wang, G. Kehr, C. G. Daniliuc, G. Erker, Organometallics 2018, 37, 1040-1049.
doi: 10.1021/acs.organomet.8b00035382 "Formation of Reactive π-Conjugated Frustrated N/B Pairs by Borane-Induced Propargyl Amine Rearranement",
T. Wang, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Kehr, G. Erker, J. Am. Chem. Soc. 2018, 140, 3635-3643.
doi: 10.1021/jacs.7b11958381 "Single Site Fluorination of the GM4 Ganglioside Epitope Upregulates Oligodendrocyte Differentiation",
T. J. Kieser, N. Santschi, L. Nowack, G. Kehr, T. Kuhlmann, S. Albrecht, R. Gilmour, ACS Chem. Neurosci. 2018, 9, 1159-1165. doi: 10.1021/acschemneuro.8b00002380 "Harnessing the MaltodextrinTransport Mechanism for Targeted Bacterial Imaging:Structural Requirements for Improved in vivo Stability in Tracer Design",
A. Axer, S. Hermann, G. Kehr, D. Clases, U. Karst, L. Fischer-Riepe, J. Roth, M. Fobker, M. Schäfers, R. Gilmour, A. Faust, ChemMedChem 2018, 13, 241-250. doi: 10.1002/cmdc.201700543379 "Formation of macrocyclic ring systems by carbonylation of trifunctional P/B/B frustrated Lewis pairs",
L. Wang, S. Dong, C. G. Daniliuc, L. Liu, S. Grimme, R. Knitsch, H. Eckert, M. R. Hansen, G. Kehr, G. Erker, Chem. Sci. 2018, 9, 1544-1550. doi: 10.1039/c7sc04394e2017_________________________________________________
378 "Frustrated Lewis Pair Behavior of an Open, Noninteracting Phosphane/Borane Pair at a Rigid Organic Framework: Exploring Decisive Factors for FLP Acitivity",
K.-Y. Ye, C. G. Daniliuc, S. Dong, G. Kehr, G. Erker, Organometallics 2017, 36, 5003-5012.
doi: 10.1021/acs.organomet.7b00819377 "Reduction of Dioxygen by Radical/B(C6F4X)3 Pairs to Give Isolable Bis(borane) Superoxide Compounds",
X. Tao, C. G. Daniliuc, O. Janka, R. Pöttgen, R. Knitsch, M. R. Hansen, H. Eckert, M. Lübbesmeyer, A. Studer, G. Kehr, G. Erker, Angew. Chem. 2017, 129, 16868-16871;
doi: 10.1002/ange.201709309
"Reduction of Dioxygen by Radical/B(C6F4X)3 Pairs to Give Isolable Bis(borane)superoxide Compounds",
X. Tao, C. G. Daniliuc, O. Janka, R. Pöttgen, R. Knitsch, M. R. Hansen, H. Eckert, M. Lübbesmeyer, A. Studer, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2017, 56, 16641-16644.
doi: 10.1002/anie.201709309376 "Deconstructing the Catalytic, Vicinal Difluorination of Alkenes: HF-Free Synthesis and Structural Study of p-TolIF2",
J. C. Sarie, C. Thiehoff, R. J. Mudd, C. G. Daniliuc, G. Kehr, R. Gilmour, J. Org. Chem. 2017, 82, 11792-11798. doi: 10.1021/acs.joc.7b01671375 "Phosphine-Borane Frustrated Lewis Pairs Derived from a 1,1’-Disubstituted Ferrocene Scaffold: Synthesis and Hydrogenation Catalysis",
Z. Jian, S. Krupski, K. Škoch, G. Kehr, C. G. Daniliuc, I. Císařová, P. Štěpnička, G. Erker, Organometallics 2017, 36, 2940-2946. doi: 10.1021/acs.organomet.7b00363374 "Making Use of the Functional Group Combination of a Phosphane/Borane Lewis Pair Connected by an Unsaturated Four-Carbon Bridge",
G.-Q. Chen, C. G. Daniliuc, G. Kehr, G. Erker, Eur. J. Inorg. Chem. 2017, 4519-4524.
doi: 10.1002/ejic.201700570373 "Reactions of strongly electrophilic alkenyl(pentafluorophenyl)boranes with the TEMPO Radical",
X. Tao, F. Türkyilmaz, C. G. Daniliuc, G. Kehr, G. Erker, J. Organomet. Chem. 2017, 847, 167-172.
doi: 10.1016/j.jorganchem.2017.03.030372 "A hydroboration route to eminal P/B frustrated Lewis pairs with a bulky secondary phosphane component and their reaction with carbon dioxide",
Z. Jian, G. Kehr, C. G. Daniliuc, B. Wibbeling, G. Erker, Dalton Trans. 2017, 46, 11715-11721.
doi: 10.1039/c7dt02315d371 "Utilizing the TEMPO Radical in Zirconocene Cation and Hydrido Zirconocene Chemistry",
Y.-L. Liu, G. Kehr, C. G. Daniliuc, G. Erker, Organometallics 2017, 36, 3407-3414.
doi: 10.1021/acs.organomet.7b00558370 "Metal-Free Arene and Heteroarene Borylation Catalysed by Strongly Electrophilic Bis-boranes",
Y.-L. Liu, G. Kehr, C. G. Daniliuc, G. Erker, Chem. Eur. J. 2017, 23, 12141-12144.
doi: 10.1002/chem.201701771369 "Frustrated Lewis Pair Chemistry: Searching for New Reactions",
G. Kehr, G. Erker, Chem. Rec. 2017, 17, 803-815. doi: 10.1002/tcr.201700010368 "Design and reactions of a carbon Lewis base/boron Lewis acid frustrated Lewis pair",
J. Möricke, B. Wibbeling, C. G. Daniliuc, G. Kehr, G. Erker, Phil. Trans R. A 2017, 375, 20170015.
doi: 10.1098/rsta.2017.0015367 "Borata-Wittig olefination reactions of ketones, carboxylic esters and amides with bis(pentafluorophenyl)borata-alkene reagents",
T. Wang, S. Kohrt, C. G. Daniliuc, G. Kehr, G. Erker, Org. Biomol. Chem. 2017, 15, 6223-6232.
doi: 10.1039/c7ob01591g366 "Cooperative carbon monoxide to formyl reduction at a trifunctional PBB frustrated Lewis pair",
L. Wang, S. Zhang, Y. Hasegawa, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Commun. 2017, 53, 5499-5502.
doi: 10.1039/c7cc02214j365 "CO-Reduction Chemistry: Reaction of a CO-Derived Formylhydridoborate with Carbon Monoxide, with Carbon Dioxide, and with Dihydrogen",
Z. Jian, G. Kehr, C. G. Daniliuc, B. Wibbeling, T. Wiegand, M. Siedow, H. Eckert, M. Bursch, S. Grimme, G. Erker, J. Am. Chem. Soc. 2017, 139, 6474-6483. doi: 10.1021/jacs.7b02548364 "The Chemistry of a Non-Interacting Vicinal Frustrated Phosphane/Borane Lewis Pair",
L.-M. Elmer, G. Kehr, C. G. Daniliuc, M. Siedow, H. Eckert, M. Tesch, A. Studer, K. Williams, T. H. Warren, G. Erker, Chem. Eur. J. 2017, 23, 6056-6068. doi: 10.1002/chem.201603954363 "Intermolecular Redox-Neutral Amine C-H Functionalization Induced by the Strong Boron Lewis Acid B(C6F5)3 in the Frustrated Lewis Pair Regime",
G.-Q. Chen, G. Kehr, C. G. Daniliuc, M. Bursch, S. Grimme, G. Erker, Chem. Eur. J. 2017, 23, 4723-4729. doi: 10.1002/chem.201700477362 "CO/CO, CO/NO and NO/NO coupling at a hidden frustrated Lewis pair templates",
T. Wang, L. Wang, C. G. Daniliuc, K. Samigullin, M. Wagner, G. Kehr, G. Erker, Chem. Sci. 2017, 8, 2457-2463. doi: 10.1039/c6sc04459j361 "The Tris(pentafluorophenyl)borane-Catalyzed Reaction of Phosphorus/Boron and Nitrogen/Boron Frustrated Lewis Pair Dihydrogen Activation Products with Alkenes and Alkynes",
T. Wang, X. Jentgens, C. G. Daniliuc, G. Kehr, G. Erker, ChemCatChem. 2017, 9, 651-658.
doi: 10.1002/cctc.201601229360 "Geminal bis-borane formation by borane Lewis acid induced cyclopropyl rearranement and its frustrated Lewis pair reaction with carbon dioxide",
Y.-L. Liu, G. Kehr, C. G. Daniliuc, G. Erker, Chem. Sci. 2017, 8, 1097-1104.
doi: 10.1039/c6sc03468c359 "Frustrated Lewis Pair vs Metal-Carbon σ-Bond Insertion Chemistry at an o-Phenylene-Bridged Cp2Zr+/PPh2 System",
Z. Jian, C. G. Daniliuc, G. Kehr, G. Erker, Organometallics 2017, 36, 424-434.
doi: 10.1021/acs.organomet.6b00828358 "Selective Metal-free HB(C6F5)2 Catalyzed Allene Cyclotrimerization: Formation of 1,3,5-Trimethylenecyclohexane and Its Trishydroboration Product",
X. Tao, G. Kehr, C. G. Daniliuc, G. Erker, Angew. Chem. 2017, 129, 1396-1400;
doi: 10.1002/ange.201610530
"Selective Metal-free HB(C6F5)2 Catalyzed Allene Cyclotrimerization: Formation of 1,3,5-Trimethylenecyclohexane and Its Trishydroboration Product",
X. Tao, G. Kehr, C. G. Daniliuc, G. Erker, Angew. Chem. Int. Ed. 2017, 56, 1376-1380.
doi: 10.1002/anie.201610530357 "A Ferrocene Based Phosphane/Borane Frustrated Lewis Pair for Asymmetric Imine Reduction",
K.-Y. Ye, X. Wang, C. G. Daniliuc, G. Kehr, G. Erker, Eur. J. Inorg. Chem. Soc. 2017, 368-371.
doi: 10.1002/ejic.201600834356 "Reversible formylborane/SO2 coupling at a frustrated Lewis pair",
K.-Y. Ye, M. Bursch, Z.-W. Qu, C. G. Daniliuc, S. Grimme, G. Kehr, G. Erker, Chem. Commun. 2017, 53, 633-635. doi: 10.1039/c6cc07071j355 "Synthesis of a Small Cyclic Frustrated Phosphane/Borane Lewis Pair",
J. Ugolotti, G. Kehr, C. G. Daniliuc, G. Erker, Synthesis 2017, 49, 53-58.
doi: 10.1055/s-0036-15885972016_________________________________________________
354 "Indirect synthesis of a pair of formal methane activation products at a phosphane/borane frustrated Lewis pair",
S. Frömel, C. G. Daniliuc, C. Bannwarth, S. Grimme, K. Bussmann, G. Kehr, G. Erker, Dalton Trans. 2016, 45, 19230-19233. doi: 10.1039/c6dt04206f353 "Unsaturated Vicinal Frustrated Lewis Pair Formation by Electrocyclic Ring Closure and Their Reaction with Nitric Oxide",
T. Özgün, G.-Q. Chen, C. G. Daniliuc, A. C. McQuilken, T. H. Warren, R. Knitsch, H. Eckert, G. Kehr, G. Erker, Organometallics 2016, 35, 3667-3680. doi: 10.1021/acs.organomet.6b00627352 "Borata-Alkene Derived Syntheses of (F5C6)2B-Substituted Bis(indenyl) Group 4 Metal Complexes",
S. Kohrt, G. Kehr, C. G. Daniliuc, R. S. Rojas, B. Rieger, C. Troll, G. Erker, Organometallics 2016, 35, 2689-2693. doi: 10.1021/acs.organomet.6b00427351 "A Frustrated Phosphane-Borane Lewis Pair and Hydrogen: A Kinetics Study",
T. Özgün, K. Bergander, L. Liu, C. G. Daniliuc, S. Grimme, G. Kehr, G. Erker, Chem. Eur. J. 2016, 22, 11958-11961. doi: 10.1002/chem.201603050350 "Coupling of Carbon Monoxide with Nitrogen Monoxide at a Frustrated Lewis Pair Template",
K.-Y. Ye, G. Kehr, C. G. Daniliuc, L. Liu, S. Grimme, G. Erker, Angew. Chem. 2016, 128, 9362-9365;
doi: 10.1002/ange.201603760
"Coupling of Carbon Monoxide with Nitrogen Monoxide at a Frustrated Lewis Pair Template",
K.-Y. Ye, G. Kehr, C. G. Daniliuc, L. Liu, S. Grimme, G. Erker, Angew. Chem. Int. Ed. 2016, 55, 9216-9219.
doi: 10.1002/anie.201603760349 "An Ethylene-Bridged Phosphane/Borane Frustrated Lewis Pair Featuring the –B(Fxyl)2 Lewis Acid Component",
L. Wang, K. Samigullin, M. Wagner, A. C. McQuilken, T. H. Warren, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Eur. J. 2016, 22, 11015-11021. doi: 10.1002/chem.201601583348 "Phospha-Claisen Type Reactions at Frustrated Lewis Pair Frameworks",
G.-Q. Chen, G. Kehr, C. Mück-Lichtenfeld, C. G. Daniliuc, G. Erker, J. Am. Chem. Soc. 2016, 138, 8554-8559. doi: 10.1021/jacs.6b04046347 "Rapid Dihydrogen Cleavage by Persistent Nitroxide Radicals under Frustrated Lewis Pair Conditions",
X. Tao, G. Kehr, X. Wang, C. G. Daniliuc, S. Grimme, G. Erker, Chem. Eur. J. 2016, 22, 9504-9507.
doi: 10.1002/chem.201602058346 "Aminoxyl Radicals of B/P Frustrated Lewis Pairs: Refinement of the Spin-Hamiltonian Parameters by Field- and Temperature Dependent Pulsed EPR Spectroscopy",
M. de Oliveira Jr., R. Knitsch, M. Sajid, A. Stute, L.-M. Elmer, G. Kehr, G. Erker, C. J. Magon, G. Jeschke, H. Eckert, PLoS One 2016, 11, e0157944. doi: 10.1371/journal.pone.0157944345 "Cyclic Amine/Borane Lewis Pairs by the Reaction of N,N-Diallylaniline with Lancaster’s H2B-C6F5 Reagent",
T. Wang, L. Liu, S. Grimme, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Asian J. 2016, 11, 1394-1399.
doi: 10.1002/asia.201600060344 "Formation of Thermally Robust Frustrated Lewis Pairs by Electrocyclic Ring Closure Reactions",
G.-Q. Chen, G. Kehr, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Erker, Angew. Chem. 2016, 128, 5616-5620;
doi: 10.1002/ange.201510994
"Formation of Thermally Robust Frustrated Lewis Pairs by Electrocyclic Ring Closure Reactions",
G.-Q. Chen, G. Kehr, C. G. Daniliuc, G. Erker, Angew. Chem. Int. Ed. 2016, 55, 5526-5530.
doi: 10.1002/anie.201510994343 "Nitro-redox reactions at a frustrated borane/phosphane Lewis pair",
G.-Q. Chen, G. Kehr, C. G. Daniliuc, G. Erker, Dalton Trans. 2016, 45, 6820-6823.
doi: 10.1039/c6dt00857g
[Corrigendum: Dalton Trans. 2017, 46, 7369 doi: 10.1039/c7dt90093g]342 "Why Does the Intramolecular Trimethylene-Bridged Frustrated Lewis Pair Mes2PCH2CH2CH2B(C6F5)2 Not Activate Dihydrogen?",
T. Özgün, K.-Y. Ye, C. G. Daniliuc, B. Wibbeling, L. Liu, S. Grimme, G. Kehr, G. Erker, Chem. Eur. J. 2016, 22, 5988-5995. doi: 10.1002/chem.201505200341 "Selective Oxidation of an Active Intramolecular Amine/Borane Frustrated Lewis Pair with Dioxygen",
T. Wang, G. Kehr, L. Liu, S. Grimme, C. G. Daniliuc, G. Erker, J. Am. Chem. Soc. 2016, 138, 4302-4305.
doi: 10.1021/jacs.6b00325340 "Unusual borane addition to conjugated dienylphosphanes under frustrated Lewis pair conditions",
S. Krupski, G. Kehr, C. G. Daniliuc, G. Erker, Dalton Trans. 2016, 45, 6111-6117.
doi: 10.1039/c5dt03879k339 "Insertion Reactions of Neutral Phosphidozirconocene Complexes as a Convenient Entry into Frustrated Lewis Pair Territory",
A. T. Normand, C. G. Daniliuc, B. Wibbeling, G. Kehr, P. Le Gendre, G. Erker Chem. Eur. J. 2016, 22, 4285-4293. doi: 10.1002/chem.201504792338 "Direct P-functionalization of azobenzene by a cationic phosphidozirconocene complex",
A. T. Normand, C. G. Daniliuc, G. Kehr, P. Le Gendre, G. Erker, Dalton Trans. 2016, 45, 3711-3714.
doi: 10.1039/c6dt00416d337 "Cyclopropane formation under frustrated Lewis pair conditions",
S. Krupski, G. Kehr, C. G. Daniliuc, G. Erker, Chem. Commun. 2016, 52, 2695-2697.
doi: 10.1039/c5cc09585a336 "Phosphole formation by 1,1-carboboration - reactions of bis-alkynyl phosphanes with a frustrated P/B Lewis pair",
A. Klose, G. Kehr, C. G. Daniliuc, G. Erker, Dalton Trans. 2016, 45, 2023-2030.
doi: 10.1039/c5dt03055b335 "Selective N,O-Addition of the TEMPO Radical to Conjugated Boryldienes",
F. Türkyilmaz, G. Kehr, J. Li, C. G. Daniliuc, M. Tesch, A. Studer, G. Erker, Angew. Chem. 2016, 128, 1492-1495; doi: 10.1002/ange.201509114
"Selective N,O-Addition of the TEMPO Radical to Conjugated Boryldienes",
F. Türkyilmaz, G. Kehr, J. Li, C. G. Daniliuc, M. Tesch, A. Studer, G. Erker, Angew. Chem. Int. Ed. 2016, 55, 1470-1473. doi: 10.1002/anie.201509114334 "Cooperative reaction chemistry derived from a borata-diene framework",
J. Yu, G. Kehr, C. G. Daniliuc, G. Erker, Chem. Commun. 2016, 52, 1393-1396.
doi: 10.1039/c5cc07954c333 "Frustrated Lewis Pair Chemistry Derived from Bulky Allenyl and Propargyl Phosphanes",
C. Rosorius, J. Möricke, B. Wibbeling, A. C. McQuilken, T. H. Warren, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Eur. J. 2016, 22, 1103-1113. doi: 10.1002/chem.201502493332 "FLPNO Nitroxide Radical Formation by a 1,1-Carboboration Route",
R. Liedtke, C. Eller, C. G. Daniliuc, K. Williams, T. H. Warren, M. Tesch, A. Studer, G. Kehr, G. Erker, Organometallics 2016, 35, 55-61. doi: 10.1021/acs.organomet.5b00886331 "Advanced 1,1-carboboration reactions with pentafluorophenylboranes",
G. Kehr, G. Erker, Chem. Sci. 2016, 7, 56-65. doi: 10.1039/c5sc03282b330 "Cooperative 1,1-addition reactions of vicinal phosphane/borane frustrated Lewis pairs",
A. J. P. Cardenas, Y. Hasegawa, G. Kehr, T. H. Warren, G. Erker, Coord. Chem. Rev. 2016, 306, 468-482.
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329 "Stabilized borata-alkene formation: structural features, reactions and the special role of the counter cation",
S. Kohrt, S. Dachwitz, C. G. Daniliuc, G. Kehr, G. Erker, Dalton Trans. 2015, 44, 21032-21040.
doi: 10.1039/c5dt04058b328 "Synthesis of new asymmetric substituted boron amidines - reactions with CO and transfer hydrogenations of phenylacetylene",
A. R. Cabrera, R. S. Rojas, M. Valderrama, P. Plüss, H. Berke, C. G. Daniliuc, G. Kehr, G. Erker, Dalton Trans. 2015, 44, 19606-19614. doi: 10.1039/c5dt01966d327 "A 1,1-Carboboration Route to Bora-Nazarov Systems",
F. Ge, F. Türkyilmaz, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Asian J. 2015, 10, 2497-2502.
doi: 10.1002/asia.201500636326 "Enamine/butadienylborane cycloaddition in the frustrated Lewis pair regime",
G.-Q. Chen, F. Türkyilmaz, C. G. Danliuc, C. Bannwarth, S. Grimme, G. Kehr, G. Erker, Org. Biomol. Chem. 2015, 13, 10477-10486. doi: 10.1039/c5ob01602a325 "Observation of a Thermally Induced Bora-Nazarov Cyclization at a Phosphole Framework",
J. Möbus, G. Kehr, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Erker, Angew. Chem. 2015, 127, 12543-12546;
doi: 10.1002/ange.201502850
"Observation of a Thermally Induced Bora-Nazarov Cyclization at a Phosphole Framework",
J. Möbus, G. Kehr, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Erker, Angew. Chem. Int. Ed. 2015, 54, 12366-12369. doi: 10.1002/anie.201502850324 "Trisubstituted Boroles by 1,1-Carboboration",
F. Ge, G. Kehr, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Erker, Organometallics 2015, 34, 4205-4208.
doi: 10.1021/acs.organomet.5b00668323 "Phosphido- and Amidozirconocene Cation-Based Frustrated Lewis Pair Chemistry",
A. T. Normand, C. G. Daniliuc, B. Wibbeling, G. Kehr, P. Le Gendre, G. Erker, J. Am. Chem. Soc. 2015, 137, 10796-10808. doi: 10.1021/jacs.5b06551322 "Bifunctional Behavior of Unsaturated Intramolecular Phosphane-Borane Frustrated Lewis Pairs Derived from Uncatalyzed 1,4-Hydrophosphination of a Dienylborane",
G.-Q. Chen, G. Kehr, C. G. Daniliuc, B. Wibbeling, G. Erker, Chem. Eur. J. 2015, 21, 12449-12455.
doi: 10.1002/chem.201501402321 "Functionalization of Intramolecular Frustrated Lewis Pairs by 1,1-Carboboration with Conjugated Enynes",
A. Feldmann, G. Kehr, C. G. Daniliuc, C. Mück-Lichtenfeld, G. Erker, Chem. Eur. J. 2015, 21, 12456-12464.
doi: 10.1002/chem.201502278320 "Frustrated Lewis Pair Behavior of [Cp2ZrOCR2CH2PPh2]+ Cations",
X. Xu, G. Kehr, C. G. Daniliuc, G. Erker, Organometallics 2015, 34, 2655-2661.
doi: 10.1021/om501312a319 "Synthetic Endeavors towards Titanium Based Frustrated Lewis Pairs with Controlled Electronic and Steric Properties",
A. T. Normand, P. Richard, C. Balan, C. G. Daniliuc, G. Kehr, G. Erker, P. Le Gendre, Organometallics 2015, 34, 2000-2011. doi: 10.1021/acs.organomet.5b00250318 "Direct synthesis of a eminal zwitterionic phosphonium/hydridoborate system - developing an alternative tool for generating frustrated Lewis pair hydrogen activation systems",
J. Yu, G. Kehr, C. G. Daniliuc, C. Bannwarth, S. Grimme, G. Erker, Org. Biomol. Chem. 2015, 13, 5783-5792. doi: 10.1039/c5ob00634a317 "Unusual product formation in a 1,1-carboboration",
C. Eller, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Commun. 2015, 51, 8436-8438.
doi: 10.1039/c5cc00734h316 "Stoichiometric Reactions and Catalytic Hydrogenation with a Reactive Intramolecular Zr+/Amine Frustrated Lewis Pair",
X. Xu, G. Kehr, C. G. Daniliuc, G. Erker, J. Am. Chem. Soc. 2015, 137, 4550-4557.
doi: 10.1021/jacs.5b01623315 "Thiophene synthesis via 1,1-carboboration",
C. Eller, G. Kehr, C. G. Daniliuc, D. W. Stephan, G. Erker, Chem. Commun. 2015, 51, 7226-7229.
doi: 10.1039/c5cc01806d314 "Solid-state EPR strategies for the structural characterization of paramagnetic NO adducts of frustrated Lewis pairs (FLPs)",
M. de Olivera J., T. Wiegand, L.-M. Elmer, M. Sajid, G. Kehr, G. Erker, C. J. Magon, H. Eckert, J. Chem. Phys. 2015, 142, 124201. doi: 10.1063/1.4916066313 "Synthesis and structures of N-arylcyano-β-diketiminate zinc complexes and adducts and their application in ring‐opening polymerization of L-lactide",
O. S. Trofymchuk, C. G. Daniliuc, G. Kehr, G. Erker, R. S. Rojas, RSC Adv. 2015, 5, 21054-21065.
doi: 10.1039/c4ra16670a312 "Benzannulation of Heterocyclic Frameworks by 1,1-Carboboration Pathways",
R. Liedtke, F. Tenberge, C. G. Daniliuc, G. Kehr, G. Erker, J. Org. Chem. 2015, 80, 2240-2248.
doi: 10.1021/jo502753s311 "P/B-Ketene Adduct Formation from Acyl Chlorides at a Vicinal Phosphane/Borane Frustrated Lewis Pair",
S. Frömel, G. Radermacher, B. Wibbeling, C. G. Daniliuc, T. H. Warren, G. Kehr, G. Erker, Isr. J. Chem. 2015, 55, 210-215. doi: 10.1002/ijch.201400133310 "Structural Characterization of Frustrated Lewis Pairs and their Reaction Products Using Modern Solid State NMR Techniques",
T. Wiegand, M. Siedow, H. Eckert, G. Kehr, G. Erker, Isr. J. Chem. 2015, 55, 150-178.
doi: 10.1002/ijch.201400149309 "α−Hydroxymethylation of Pyridines at a Frustrated Lewis Pair Template",
M. Sajid, G. Kehr C. G. Daniliuc, G. Erker, Chem. Eur. J. 2015, 21, 1454-1457.
doi: 10.1002/chem.201405553308 "Reactions of Boroles Formed by 1,1-Carboboration",
F. Ge, G. Kehr, C. G. Daniliuc, G. Erker, Organometallics 2015, 34, 229-235.
doi: 10.1021/om501085j307 "1,1-Alkenylboration of diarylphosphino-enynes: convenient synthetic entry to vicinal P/B Lewis pairs at extended conjugated π-frameworks",
G. Chen, G. Kehr, C. G. Daniliuc, G. Erker, Org. Biomol. Chem. 2015, 13, 764-769.
doi: 10.1039/c4ob02134g306 "α-CH acidity of alkyl-B(C6F5)2 compounds – the role of stabilized borata-alkene formation in frustrated Lewis pair chemistry",
P. Moquist, G.-Q. Chen, C. Mück-Lichtenfeld, K. Bussmann, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Sci. 2015, 6, 816-825. doi: 10.1039/c4sc01711k2014_________________________________________________
305 "1,1-Carboboration Reactions of Strongly Electrophilic 2-Borylethyl Thioethers",
C. Eller, B. Billmann, C. G. Daniliuc, G. Kehr, G. Erker, Z. Naturforsch. 2014, 69b, 1357-1364.
doi: 10.5560/ZNB.2014-4190304 "Zwitterionic Phosphirenium Borates Derived from Bis(alkynyl)mesityl Phosphanes and Tris(pentafluorophenyl)borane",
J. Möbus, K. Malessa, H. Frisch, C. G. Daniliuc, R. Fröhlich, G. Kehr, G. Erker, Heteroat. Chem. 2014, 25, 396-401. doi: 10.1002/hc.21184303 "Developing Phospha-Stork Chemistry Induced by a Borane Lewis Acid",
Y. Hasegawa, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. 2014, 126, 12364-12367;
doi: 10.1002/ange.201406557
"Developing Phospha-Stork Chemistry Induced by a Borane Lewis Acid",
Y. Hasegawa, C. G. Daniliuc, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2014, 53, 12168-12171.
doi: 10.1002/anie.201406557302 "Crystal Packing Induced Carbon-Carbon Double-Triple Bond Isomerization in a Zirconocene Complex",
J. G. Brandenburg, G. Bender, J. Ren, A. Hansen, S. Grimme, H. Eckert, C. G. Daniliuc, G. Kehr, G. Erker, Organometallics 2014, 33, 5358-5364. doi: 10.1021/om500678p301 "The Mannich Route to Amino-Functionalized [3]Ferrocenophanes",
A. Stute, G. Kehr, G. Erker, Adv. Organomet. Chem. 2014, 62, 219-259.
doi: 10.1016/B978-0-12-800976-5.00004-7300 "Formation of Unsaturated Vicinal Zr+/P Frustrated Lewis Pairs by the Unique 1,1-Carbozirconation Reactions",
X. Xu, G. Kehr, C. G. Daniliuc, G. Erker, J. Am. Chem. Soc. 2014, 136, 12431-12443.
doi: 10.1021/ja5068146299 "Formation, structural characterization, and reactions of a unique cyclotrimeric vicinal Lewis pair containing (C6F5)2P-Lewis base and (C6F5)BH-Lewis acid components",
M. Erdmann, T. Wiegand, J. Blumenberg, H. Eckert, J. Ren, C. G. Daniliuc, G. Kehr, G. Erker, Dalton Trans. 2014, 43, 15159-15169. doi: 10.1039/c4dt02081b298 "Reactivity of an Intramolecular Fluorophosphonium Fluoroborate",
O. Ekkert, C. B. Caputo, C. Pranckevicius, C. G. Daniliuc, G. Kehr, G. Erker, D. W. Stephan, Chem. Eur. J. 2014, 20, 11287-11290. doi: 10.1002/chem.201403110297 "Preparation of Dithienylphospholes by 1,1-Carboboration",
J. Möbus, A. Galstyan, A. Feldmann, C. G. Daniliuc, R. Fröhlich, C. A. Strassert, G. Kehr, G. Erker, Chem. Eur. J. 2014, 20, 11883-11893. doi: 10.1002/chem.201403102296 "Polymorphism in P,P-[3]ferrocenophanes: insights from an NMR crystallographic approach",
T. Wiegand, D. Lüdeker, G. Brunklaus, K. Bussmann, G. Kehr, G. Erker, H. Eckert, Dalton Trans. 2014, 43, 12639-12647. doi: 10.1039/c4dt01071j295 "Controlling two-phase self assembly of an adenine derivative on HOPG via kinetic effects",
C. Wang, P. K. Jana, H. Zhang, Z. Mu, G. Kehr, T. Blömker, G. Erker, H. Fuchs, A. Heuer, L, Chi, Chem. Commun. 2014, 50, 9192-9195. doi: 10.1039/c4cc03714f294 "Catalytic Formation of Five-membered Zirconacycloallenoids and Their Reaction with Carbon Dioxide",
S. K. Podiyanachari, G. Bender, G. Kehr, C. G. Daniliuc, G. Erker, Organometallics 2014, 33, 3481-3488.
doi: 10.1021/om500399w293 "Reaction of five-membered zirconacycloallenoids with the strong Lewis acid B(C6F5)3",
G. Bender, C. G. Daniliuc, B. Wibbeling, G. Kehr, G. Erker, Dalton Trans. 2014, 43, 12210-12213.
doi: 10.1039/c4dt01137f292 "Solid-state NMR strategies for the structural characterization of paramagnetic NO adducts of Frustrated Lewis Pairs (FLPs)",
T. Wiegand, M, Sajid, G. Kehr, G. Erker, H. Eckert, Solid State Nucl. Magn. Reson. 2014, 61-62, 19-27.
doi: 10.1016/j.ssnmr.2014.04.001291 "Solid-state NMR studies for the determination of 11B electric field-gradient tensor orientations in P/B Frustrated Lewis Pairs and related systems",
T. Wiegand, M. Siedow, O. Ekkert, J. Möbus, C. G. Daniliuc, G. Kehr, G. Erker, H. Eckert, Solid State Nucl. Magn. Reson. 2014, 61-62, 8-14. doi: 10.1016/j.ssnmr.2014.03.002290 "Formation of a dihydroborole by catalytic isomerization of a divinylborane",
R. A. Adler Yañez, G. Kehr, C. G. Daniliuc, B. Schirmer, G. Erker, Dalton Trans. 2014, 43, 10794-10800.
doi: 10.1039/c4dt01423e289 "Frustrated Lewis Pair Modification by 1,1-Carboboration: Disclosure of a Remarkable Phosphine Oxide Triggered Nitrogen Monoxide Addition to an Intramolecular P/B Frustrated Lewis Pair",
R. Liedtke, F. Scheidt, J. Ren, B. Schirmer, A. J. P. Cardenas, C. G. Daniliuc, H. Eckert, T. H. Warren, S. Grimme, G. Kehr, G. Erker, J. Am. Chem. Soc. 2014, 136, 9014-9027.
doi: 10.1021/ja5028293288 "Formation of Allenes by 1,4-Addition of Intermolecular Phosphane/Borane Frustrated Lewis Pairs to a Conjugated Enyne",
P. Feldhaus, B. Wibbeling, R. Fröhlich, C. G. Daniliuc, G. Kehr, G. Erker, Synlett 2014, 25, 1529-1553.
doi: 10.1055/s-0033-1341071287 "Borole Formation by 1,1-Carboboration",
F. Ge, G. Kehr, C. G. Daniliuc, G. Erker, J. Am. Chem. Soc. 2014, 136, 68-71.
doi: 10.1021/ja4110396286 "Indirect “No-Bond” 31P…31P Spin-Spin Couplings in P,P-[3]Ferrocenophanes: Insights from Solid-State NMR Spectroscopy and DFT calculations",
T. Wiegand, H. Eckert, J. Ren, G. Brunklaus, R. Fröhlich, C. G. Daniliuc, G. Lübbe, K. Bussmann, G. Kehr, G. Erker, S. Grimme, J. Phys. Chem. A. 2014, 118, 2316-2331. doi: 10.1021/jp500172b285 "The B(C6F5)3 Boron Lewis Acid Route to Arene-Annulated Pentalenes",
C. Chen, M. Harhausen, A. Fukazawa, S. Yamaguchi, R. Fröhlich, C. G. Daniliuc, J. L. Petersen, G. Kehr, G. Erker, Chem. Asian J. 2014, 9, 1671-1681. doi: 10.1002/asia.201400096284 G. Kehr and G. Erker (2013) ‘Ferrocenes in Frustrated Lewis Pair Chemistry’ in The Chemistry of Organoiron Compounds, edited by I. Marek and Z. Rappoport. John Wiley & Sons, Ltd: Chichester, UK, pp. 233-247. doi: 10.1002/9780470682531.pat0661
283 "The frustrated Lewis pair pathway to methylene phosphonium systems",
Y. Hasegawa, G. Kehr, S. Ehrlich, S. Grimme, C. G. Daniliuc, G. Erker, Chem. Sci. 2014, 5, 797-803.
doi: 10.1039/c3Sc52327f282 "Borata-alkene derivatives conveniently made by frustrated Lewis pair chemistry",
J. Möbus, G. Kehr, C. G. Daniliuc, R. Fröhlich, G. Erker, Dalton Trans. 2014, 43, 632-638.
doi: 10.1039/c3dt52373j281 "Internal Adduct Formation of Active Intramolecular C4-bridged Frustrated Phosphane/Borane Lewis Pairs",
X. Wang, G. Kehr, C. G. Daniliuc, G. Erker, J. Am. Chem. Soc. 2014, 136, 3293-3303.
doi: 10.1021/ja413060u280 "Formylborane Formation by Frustrated Lewis Pair Templates",
M. Sajid, G. Kehr, C. G. Daniliuc, G. Erker, Angew. Chem. 2014, 126, 1136-1139;
doi: 10.1002/ange.201307551
"Formylborane Formation by Frustrated Lewis Pair Templates",
M. Sajid, G. Kehr, C. G. Daniliuc, G. Erker, Angew. Chem. Int. Ed. 2014, 53, 1118-1121.
doi: 10.1002/anie.201307551279 "Reaction of a Bridged Frustrated Lewis Pair with Nitric Oxide: A Kinetic Study",
J. C. M. Pereira, M. Sajid, G. Kehr, A. M. Wright, B. Schirmer, Z.-W. Qu, S. Grimme, G. Erker, P. C. Ford, J. Am. Chem. Soc. 2014, 136, 513-519. doi: 10.1021/ja4118335278 "A Phoshino Calix[4]arene Bis-Frustrated Lewis Pair",
G. E. Arnott, P. Moquist, C. G. Daniliuc, G. Kehr, G. Erker, Eur. J. Inorg. Chem. 2014, 1394-1398.
doi: 10.1002/ejic.201301529277 "Ethene/alkyne exchange reaction at an intramolecular frustrated Lewis pair",
C. Eller, K. Bussmann, G. Kehr, B. Wibbeling, R. Fröhlich, C. G. Daniliuc, G. Erker, Chem. Commun. 2014, 50, 1980-1982. doi: 10.1039/c3cc47769j276 "Thymine and Adenine Tetrads Formed on Anisotropic Metal Surfaces",
D. Zhong, T. Blömker, C. Mück-Lichtenfeld, H. Zhang, G. Kehr, G. Erker, H. Fuchs, L Chi, Small 2014, 10, 265-270. doi: 10.1002/smll.2013015952013_________________________________________________
275 "Reactions of (Diphenylphosphinomethyl)zirconocene Chloride with B(C6F5)3: Competition Between P/B and P/Zr+ Frustrated Lewis Pair Reactions",
X. Xu, G. Kehr, C. G. Daniliuc, G. Erker, Organometallics 2013, 32, 7306-7311.
doi: 10.1021/om400769y274 "Reactions of dimethylzirconocene complexes with a vicinal frustrated P/B Lewis pair",
S. Frömel, G. Kehr, R. Fröhlich, C. G. Daniliuc, G. Erker, Dalton Trans. 2013, 42, 14531-14536.
doi: 10.1039/c3dt52128a273 "Reaction of strongly electrophilic alkenylboranes with phosphanylalkynes: rare examples of intermolecular 1,1-alkenylboration reactions",
O. Ekkert, O. Tuschewitzki, C. G. Daniliuc, G. Kehr, G. Erker, Chem Commun. 2013, 49, 6992-6994.
doi: 10.1039/c3cc43294g272 "Formation and structual characterization of a five-membered zirconacycloallenoid",
G. Bender, G. Kehr, C. G. Daniliuc, B. Wibbeling, G. Erker, Dalton Trans. 2013, 42, 14673-14676.
doi: 10.1039/c3dt51497h271 "Carbonylation Reactions of Intramolecular Vicinal Frustrated Phosphane/Borane Lewis Pairs",
M. Sajid, A. Lawzer, W. Dong, C. Rosorius, W. Sander, B. Schirmer, S. Grimme, C. G. Daniliuc, G. Kehr, G. Erker, J. Am. Chem. Soc. 2013, 135, 18567-18574. doi: 10.1021/ja408815k270 "Reaction of Diphenylphosphinoacetylene with RB(C6F5)2 Reagents: Evidence for a Remarkable Sequence of Synergistic Frustrated Lewis Pair Addition Reactions",
J. Yu, G. Kehr, C. G. Daniliuc, G. Erker, Inorg. Chem. 2013, 52, 11661-11668.
doi: 10.1021/ic402139g269 "Structural features and reactions of a eminal frustrated phosphane/borane Lewis pair",
C. Rosorius, C. G. Daniliuc, R. Fröhlich, G. Kehr, G. Erker, J. Organomet. Chem. 2013, 744, 149-155.
doi: 10.1016/j.jorganchem.2013.06.005268 "An Enamine/HB(C6F5)2 Adduct as a Dormant State in Frustrated Lewis Pair Chemistry",
B.-H. Xu, K. Bussmann, R. Fröhlich, C. G. Daniliuc, J. G. Brandenburg, S. Grimme, G. Kehr, G. Erker, Organometallics 2013, 32, 6745-6752. doi: 10.1021/om4004225267 "Facile 1,1-Carboboration Reaction of a Diarylphosphino-substituted Conjugated Diyne with Tris(pentafluorophenyl)borane",
P. Feldhaus, G. Kehr, R. Fröhlich, C. G. Daniliuc, G. Erker, Z. Naturforsch. 2013, 68b, 666-674.
doi: 10.5560/ZNB.2013-3088266 "A Unique Frustrated Lewis Pair Pathway to Remarkably Stable Borata-Alkene Systems",
J. Yu, G. Kehr, C. G. Daniliuc, G. Erker, Eur. J. Inorg. Chem. 2013, 3312-3315.
doi: 10.1002/ejic.201300520265 "Remarkable Behavior of a Bifunctional Alkynylborane Zirconocene Complex toward Donor Ligands and Acetylenes",
S. K. Podiyanachari, G. Kehr, C. Mück-Lichtenfeld, C. G. Daniliuc, G. Erker, J. Am. Chem. Soc. 2013, 135, 17444-17456. doi: 10.1021/ja408385h264 "Temperature-Dependent Self-Assembly of Adenine Derivative on HOPG",
Z. Mu, O. Rubner, M. Bamler, T. Blömker, G. Kehr, G. Erker, A. Heuer, H. Fuchs, L. Chi, Langmuir 2013, 29, 10737-10743. doi: 10.1021/la401974t263 "1,1-Carbozirconation: Unusual Reaction of an Alkyne with a Methyl Zirconocene Cation and Subsequent Frustrated Lewis Pair Like Reactivity",
X. Xu, G. Kehr, C. G. Daniliuc, G. Erker, Angew. Chem. 2013, 125, 13874-13877;
doi: 10.1002/ange.201307493
"1,1-Carbozirconation: Unusual Reaction of an Alkyne with a Methyl Zirconocene Cation and Subsequent Frustrated Lewis Pair Like Reactivity",
X. Xu, G. Kehr, C. G. Daniliuc, G. Erker, Angew. Chem. Int. Ed. 2013, 52, 13629-13632.
doi: 10.1002/anie.201307493262 "Dibenzopentalenes from B(C6F5)3-Induced Cyclization Reactions of 1,2−Bis(phenylethynyl)benzenes",
C. Chen, M. Harhausen, R. Liedtke, K. Bussmann, A. Fukazawa, S. Yamaguchi, J. L. Petersen, C. G. Daniliuc, R. Fröhlich, G. Kehr, G. Erker, Angew. Chem. 2013, 125, 6108-6112;
doi: 10.1002/ange.201300871
"Dibenzopentalenes from B(C6F5)3 Induced Cyclization Reactions of 1,2−Bis(phenylethynyl)benzenes",
C. Chen, M. Harhausen, R. Liedtke, K. Bussmann, A. Fukazawa, S. Yamaguchi, J. L. Petersen, C. G. Daniliuc, R. Fröhlich, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2013, 52, 5992-5996.
doi: 10.1002/anie.201300871261 "Electronic control in frustrated Lewis pair chemistry: adduct formation of intramolecular FLP systems with -P(C6F5)2 Lewis base components",
A. Stute, G. Kehr, C. G. Daniliuc, R. Fröhlich, G. Erker, Dalton Trans. 2013, 42, 4487-4499.
doi: 10.1039/C2DT32806B260 "Unusual Pathway Taken in the Reaction of Bis(alkynyl)diisopropylaminoboranes with B(C6F5)3",
F. Ge, G. Kehr, C. G. Daniliuc, G. Erker, Chem. Asian J. 2013, 2227-2234.
doi: 10.1002/asia.201300536259 "Reactions of a Cationic eminal Zr+/P Pair with Small Molecules",
X. Xu, G. Kehr, C. G. Daniliuc, G. Erker, J. Am. Chem. Soc. 2013, 135, 6465-6476.
doi: 10.1021/ja3110076258 "Facile 1,1-Carboboration Reactions of Acetylenic Thioethers",
C. Eller, C. G. Daniliuc, R. Fröhlich, G. Kehr, G. Erker, Organometallics 2013, 32, 384-386.
doi: 10.1021/om400016t257 "Facile Carbon Monoxide Reduction at Intramolecular Frustrated Posphane/Borane Lewis Pair Templates",
M. Sajid, L.-M. Elmer, C. Rosorius, C. G. Daniliuc, S. Grimme, G. Kehr, G. Erker, Angew. Chem. 2013, 125, 2299-2302; doi: 10.1002/ange.201208750
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M. Sajid, L.-M. Elmer, C. Rosorius, C. G. Daniliuc, S. Grimme, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2013, 52, 2243-2246. doi: 10.1002/anie.201208750256 "Intramolecular Frustrated Lewis Pairs: Formation, Structural and Chemical Features",
G. Kehr, S. Schwendemann, G. Erker, Topics Curr. Chem. 2013, 332, 45-83.
doi: 10.1007/128_2012_373255 "Functional group chemistry at intramolecular frustrated Lewis pairs: substituent exchange at the Lewis acid site with 9-BBN",
M. Erdmann, C. Rösener, T. Holtrichter-Rößmann, C. G. Daniliuc, R. Fröhlich, W. Uhl, E.-U. Würthwein, G. Kehr, G. Erker, Dalton Trans 2013, 42, 709-718. doi: 10.1039/c2dt31737k254 "Reactions of phosphorus/boron frustrated Lewis pairs with SO2",
M. Sajid, A. Klose, B. Birkmann, L. Liang, B. Schirmer, T. Wiegand, H. Eckert, A. J. Lough, R. Fröhlich, C. G. Daniliuc, S. Grimme, D. W. Stephan, G. Kehr, G. Erker, Chem. Sci. 2013, 4, 213-219.
doi: 10.1039/c2sc21161k253 "Noninteracting, Vicinal Frustrated P/B-Lewis Pair at the Norbornane Framework: Synthesis, Characterization and Reactions",
M. Sajid, G. Kehr, T. Wiegand, H. Eckert, C. Schwickert, R. Pöttgen, A. J. P. Cardenas, T. H. Warren, R. Fröhlich, C. G. Daniliuc, G. Erker, J. Am. Chem. Soc. 2013, 135, 8882-8895.
doi: 10.1021/ja400338e252 "Reaction of Unsaturated Vicinal Phosphane/Borane Frustrated Lewis Pairs with Benzaldehyde",
O. Ekkert, G. Kehr, C. G. Daniliuc, R. Fröhlich, B. Wibbeling, J. L. Petersen, G. Erker, Z. Anorg. Allg. Chem. 2013, 639, 2455-2462. doi: 10.1002/zaac.201300421251 "Reaction of an „Invisible“ Frustrated N/B Lewis Pair with Dihydrogen",
S. Schwendemann, S. Oishi, S. Saito, R. Fröhlich, G. Kehr, G. Erker, Chem. Asian J. 2013, 8, 212-217.
doi: 10.1002/asia.201200776250 "Remarkable coordination behavior of alkyl isocyanides toward unsaturated vicinal frustrated P/B Lewis pairs",
O. Ekkert, G. González Miera, T. Wiegand, H. Eckert, B. Schirmer, J. L. Petersen, C. G. Daniliuc, R. Fröhlich, S. Grimme, G. Kehr, G. Erker, Chem. Sci. 2013, 4, 2657-2664. doi: 10.1039/C3SC00082F2012_________________________________________________
249 "Carboboration Reactions of 1,2-Bis((diarylphosphino)ethynyl)benzenes with Tris(pentafluorophenyl)borane",
R. Liedtke, G. Kehr, R. Fröhlich, C. G. Daniliuc, B. Wibbeling, J. L. Petersen, G. Erker, Hel. Chim. Acta 2012, 95, 2515-2527. doi: 10.1002/hlca.201200495248 "Anomalous Staudinger reaction at intramolecular frustrated P-B Lewis Pair frameworks",
A. Stute, L. Heletta, R. Fröhlich, C. G. Daniliuc, G. Kehr, G. Erker, Chem. Commun. 2012, 48, 11739-11741.
doi: 10.1039/c2cc36782c247 "Chemistry of the five-membered zirconacycloallenoids: reactions with unsaturated substrates",
G. Bender, G. Kehr, R. Fröhlich, J. L. Petersen, G. Erker, Chem. Sci. 2012, 3, 3534-5340.
doi: 10.1039/c2sc20745a246 "Facile formation of five-membered N-heterocyclic zirconacycloallenoids",
S. K. Podiyanachari, R. Fröhlich, C. G. Daniliuc, J. L. Petersen, G. Kehr, G. Erker, N. Suzuki, S. Yuasa, K. Hagimori, S. Inoue, T. Asada, T. Takemoto, Y. Masuyama, Dalton Trans. 2012, 41, 10811-10816.
doi: 10.1039/c2dt31343j245 "Binding of Molecular Magnesium Hydrides to a Zirconocene-Enyne Template",
G. Bender, T. Wiegand, H. Eckert, R. Fröhlich, C. G. Daniliuc, C. Mück-Lichtenfeld, S. Ndambuki, T. Ziegler, G. Kehr, G. Erker, Angew. Chem. 2012, 124, 8976-8979; doi: 10.1002/ange.201203372
"Binding of Molecular Magnesium Hydrides to a Zirconocene-Enyne Template",
G. Bender, T. Wiegand, H. Eckert, R. Fröhlich, C. G. Daniliuc, C. Mück-Lichtenfeld, S. Ndambuki, T. Ziegler, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2012, 51, 8846-8849. doi: 10.1002/anie.201203372244 "Hydrogen Activation by an Intramolecular Boron Lewis Acid/Zirconocene Pair",
S. K. Podiyanachari, R. Fröhlich, C. G. Daniliuc, J. L. Petersen, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Angew. Chem. 2012, 124, 8960-8963; doi: 10.1002/ange.201202218
"Hydrogen Activation by an Intramolecular Boron Lewis Acid/Zirconocene Pair",
S. K. Podiyanachari, R. Fröhlich, C. G. Daniliuc, J. L. Petersen, C. Mück-Lichtenfeld, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2012, 51, 8830-8833. doi: 10.1002/anie.201202218243 "Splitting of dihydrgen by five-membered zirconacycloallenoids: a novel pathway to conjugated diene zirconocene complexes",
G. Bender, G. Kehr, C. G. Daniliuc, Q. M. Dao, S. Ehrlich, S. Grimme, G. Erker, Chem. Commun. 2012, 48, 11085-11087. doi: 10.1039/c2cc36189b242 "Reversible Heterolytic Si–H Bond Activation by an Intramolecular Frustrated Lewis Pair",
W. Nie, H. F. T. Klare, M. Oestreich, R. Fröhlich, G. Kehr, G, Erker, Z. Naturforsch. 2012, 67b, 987-994.
doi: 10.5560/znb.2012-0181241 "Reactions of a methylzirconocene cation with phosphinoalkynes: an alternative pathway for generating Cp2Zr(II) systems",
X. Xu, R. Fröhlich, C. G. Daniliuc, G. Kehr, G Erker, Chem. Commun. 2012, 48, 6109-6111.
doi: 10.1039/c2cc31883k240 "Alkenylborane-Derived Frustrated Lewis Pairs: Metal-Free Catalytic Hydrogenation Reactions of Electron-Deficient Alkenes",
J. Sreedhar Reddy, B.-H. Xu, T. Mahdi, R. Fröhlich, G. Kehr, D. W. Stephan, G. Erker, Organometallics 2012, 31, 5638-5649. doi: 10.1021/om3006068239 "("Ferrocene-salaldiminato")zirconium Complexes for Ethylene Polymerization Catalysis: The Role of the Bulky Substituents",
X. Wang, R. Fröhlich, C. G. Daniliuc, B. Rieger, A. Jonovic, G. Kehr, G. Erker, Organometallics 2012, 31, 6741-6752. doi: 10.1021/om3004509238 "N,N-Addition of Frustrated Lewis Pairs to Nitric Oxide: An Easy Entry to a Unique Family of Aminoxyl Radicals",
M. Sajid, A. Stute, A. J. P. Cardenas, B. J. Culotta, J. A. M. Hepperle, T. H. Warren, B. Schirmer, S. Grimme, A. Studer, C. G. Daniliuc, R. Fröhlich, J. L. Petersen, G. Kehr, G Erker, J. Am. Chem. Soc. 2012, 134, 10156-10168. doi: 10.1021/ja302652a237 "1,1-Carboboration Route to Substituted Naphthalenes",
R. Liedtke, M. Harhausen, R. Fröhlich, G. Kehr, G. Erker, Org. Lett. 2012, 14, 1448-1451.
doi: 10.1021/ol300193e236 "Halogen Addition to a Frustrated Lewis Pair",
S. Frömel, R. Fröhlich, C. G. Daniliuc, G. Kehr, G. Erker, Eur. J. Inorg. Chem. 2012, 3774-3779.
doi: 10.1002/ejic.201200288235 "Propylene Polymerization with α-Keto-β-Diimine Initiators Proceeds via Enantiomorphic Site Control",
J. D. Azoulay, H. Gao, Z. A. Koretz, G. Kehr, G. Erker, F. Shimizu, G. B. Galland, G. C. Bazan, Macromolecules 2012, 45, 4487-4493. doi: 10.1021/ma300504j234 "Reactions of Modified Intermolecular Frustrated P/B Lewis Pairs with Dihydrogen, Ethene and Carbon Dioxide",
M. Harhausen, R. Fröhlich, G. Kehr, G. Erker, Organometallics 2012, 31, 2801-2809.
doi: 10.1021/om201076f233 "Double Arylation of Acetylenedicarboxylate with B(C6F5)3",
H. Nakatsuka, R. Fröhlich, M. Kitamura, G. Kehr, G. Erker, Eur. J. Inorg. Chem. 2012, 1163-1166.
doi: 10.1002/ejic.201101413232 "Frustrated Lewis Pair Addition to Conjugated Diynes: Formation of Zwitterionic 1,2,3-Butatriene Derivatives",
P. Feldhaus, B. Schirmer, B. Wibbeling, C. G. Daniliuc, R. Fröhlich, S. Grimme, G. Kehr, G. Erker, Dalton Trans. 2012, 41, 9135-9142. doi: 10.1039/c2dt30321c231 "Preparation of Dihydroborole Derivatives by a Simple 1,1-Carboboration Route",
A. Feldmann, A. Iida, R. Fröhlich, S. Yamaguchi, G. Kehr, G. Erker, Organometallics 2012, 31, 2445-2451.
doi: 10.1021/om300065m230 "New Insights into Frustrated Lewis Pairs: Structural Investigations of Intramolecular Phosphane–Borane Adducts by Using Modern Solid-State NMR Techniques and DFT Calculations",
T. Wiegand, H. Eckert, O. Ekkert, R. Fröhlich, G. Kehr, G. Erker, S. Grimme, J. Am. Chem. Soc. 2012, 134, 4236-4249. doi: 10.1021/ja210160k229 "Die 1,1-Carboborierung von Bis(alkinyl)phosphanen als Zugang zum Phospholgerüst",
J. Möbus, Q. Bonnin, K. Ueda, R. Fröhlich, K. Itami, G. Kehr, G. Erker, Angew. Chem. 2012, 124, 1990-1993; doi: 10.1002/ange.201107398
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J. Möbus, Q. Bonnin, K. Ueda, R. Fröhlich, K. Itami, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2012, 51, 1954-1957. doi: 10.1002/anie.201107398228 "1,1-Carboboration",
G. Kehr, G. Erker, Chem. Commun. 2012, 48, 1839-1850. doi: 10.1039/c1cc15628d227 "Frustrated Lewis Pair Behavior of Intermolecular Amine/B(C6F5)3 Pairs",
T. Voss, T. Mahdi, E. Otten, G. Kehr, R. Fröhlich, D. W. Stephan, G. Erker, Organometallics 2012, 31, 2367-2378. doi: 10.1021/om300017u226 "Synthesis of [(π-cyano-P-nacnac)Cp] and [(π-cyano-nacnac)Cp]-zirconium Complexes, and their Remote Activation for Ethylene Polymerization",
R. S. Rojas, A. R. Cabrera, B. C. Peoples, K. Spannhoff, M. Valderrama, R. Fröhlich, G. Kehr, G. Erker, Dalton Trans. 2012, 41, 1243-1251. doi: 10.1039/c1dt11261a225 "Reaction of Frustrated Lewis Pairs with Ketones and Esters",
B.-H. Xu, R. A. Adler Yanez, H. Nakatsuka, M. Kitamura, R. Fröhlich, G. Kehr, G. Erker, Chem. Asian J. 2012, 7, 1347-1356. doi: 10.1002/asia.201100960224 "Reaction of a 6-Dimethylaminopentafulvene with the Mes2P-CH2CH2-B(C6F5)2 Frustrated Lewis Pair",
B.-H. Xu, C. M. Mömming, G. Kehr, R. Fröhlich, G. Erker, Chem. Eur. J. 2012, 18, 1826-1830.
doi: 10.1002/chem.2011019372011_________________________________________________
223 "6-Dimethylaminopentafulvene as Lewis Base Component in Frustrated Lewis Pairs: Reversible Carbon-Carbon Coupling in FLP Chemistry",
B.-H. Xu, G. Kehr, R. Fröhlich, G. Erker, Organometallics 2011, 30, 5080-5083.
doi: 10.1021/om200818x222 "o-Diarylphosphinoferrocene Sulfonate Palladium Systems for Nonalternating Ethene-Carbon Monoxide Copolymerization",
C. Chen, T. M. J. Anselment, R. Fröhlich, B. Rieger, G. Kehr, G. Erker, Organometallics 2011, 30, 5248-5257. doi: 10.1021/om200628r221 "Dichlorocobalt(II) Complexes Ligated by Bidentate 8-(Benzoimidazol-2-yl)quinolines: Synthesis, Characterization, and Catalytic Behavior towards Ethylene",
T. Xiao, P. Hao, G. Kehr, X. Hao, G. Erker, W.-H. Sun, Organometallics 2011, 30, 4847-4853.
doi: 10.1021/om2003392220 "Phosphirenium borate zwitterion: formation in the 1,1 carboboration reaction of phosphinylalkynes",
O. Ekkert, G. Kehr, R. Fröhlich, G. Erker, Chem. Commun. 2011, 47, 10482-10484.
doi: 10.1039/c1cc13008k219 "Frustrated Lewis Pair Reactions With Bis-Acetylenic Substrates: Exploring the Narrow Gap Separating Very Different Competing Reaction Pathways",
R. Liedtke, R. Fröhlich, G. Kehr, G. Erker, Organometallics 2011, 30, 5222-5232.
doi: 10.1021/om200615n218 "Electronic Control of Frustrated Lewis Pair Behavior: Chemistry of a eminal Alkylidene-bridged Per-pentafluorophenylated P/B Pair",
C. Rosorius, G. Kehr, R. Fröhlich, S. Grimme, G. Erker, Organometallics 2011, 30, 4211-4219.
doi: 10.1021/om200569k217 "Bidentate Iron(II) Dichloride Complexes Bearing 8-(Benzoimidazol-2-yl)quinolines: Synthesis, Characterization, and Ethylene Polymerization Behavior",
T. Xiao, S. Zhang, G. Kehr, X. Hao, G. Erker, W.-H. Sun, Organometallics 2011, 30, 3658-3665.
doi: 10.1021/om200338b216 "Linear Alkane Polymerization on a Gold Surface",
D. Zhong, J.-H. Franke, S. K. Podiyanachari, T. Blömker, H. Zhang, G. Kehr, G. Erker, H. Fuchs, L. Chi, Science 2011, 334, 213-216. doi: 10.1126/science.1211836215 "Synthesis and Structure of Bifunctional Zirconocene/Borane Complexes and their Activation for Ethylene Polymerization",
R. S. Rojas, B. C. Peoples, A. R. Cabrera, M. Valderrama, R. Fröhlich, G. Kehr, G. Erker, T. Wiegand, H. Eckert, Organometallics 2011, 30, 6372-6382. doi: 10.1021/om200536z214 "Reaktionen frustrierter Lewis-Paare mit konjugierten Inonen - selektive Hydrierung der Kohlenstoff-Kohlenstoff-Dreifachbindung",
B.-H. Xu, G. Kehr, R. Fröhlich, B. Wibbeling, B. Schirmer, S. Grimme, G Erker, Angew. Chem. 2011, 123, 7321-7324; doi: 10.1002/ange.201101051
"Reaction of Frustrated Lewis Pairs with Conjugated Ynones - Selective Hydrogenation of the Carbon-Carbon Triple Bond",
B.-H. Xu, G. Kehr, R. Fröhlich, B. Wibbeling, B. Schirmer, S. Grimme, G Erker, Angew. Chem. Int. Ed. 2011, 50, 7183-7186. doi: 10.1002/anie.201101051
[Corrigendum: Angew. Chem. 2012, 124, 10359; doi: 10.1002/ange.201206415
Angew. Chem. Int. Ed. 2012, 51, 10213. doi: 10.1002/anie.201206415]213 "Capture of NO by a Frustrated Lewis Pair: A New Type of Persistent N-Oxyl Radical",
A. J. P. Cardenas, B. J. Culotta, T. H. Warren, S. Grimme, A. Stute, R. Fröhlich, G. Kehr, G. Erker, Angew. Chem. 2011, 123, 7709-7713; doi: 10.1002/ange.201101622
"Capture of NO by a Frustrated Lewis Pair: A New Type of Persistent N-Oxyl Radical",
A. J. P. Cardenas, B. J. Culotta, T. H. Warren, S. Grimme, A. Stute, R. Fröhlich, G. Kehr, G. Erker, Angew. Chem. Int. Ed. 2011, 50, 7567-7571. doi: 10.1002/anie.201101622212 "Intramolecular frustrated N/B lewis pairs by enamine hydroboration",
S. Schwendemann, R. Fröhlich, G. Kehr, G. Erker, Chem. Sci. 2011, 2, 1842-1849.
doi: 10.1039/c1sc00124h211 "Chemistry of a eminal Frustrated Lewis Pair featuring Electron Withdrawing C6F5 Substituents at Both Phosphorus and Boron",
A. Stute, G. Kehr, R. Fröhlich, G. Erker, Chem. Commun. 2011, 47, 4288-4290.
doi: 10.1039/c1cc10241a210 "CO2 and Formate Complexes of Phosphine/Borane Frustrated Lewis Pairs",
I. Peuser, R. C. Neu, X. Zhao, M. Ulrich, B. Schirmer, J. A. Tannert, G. Kehr, R. Fröhlich, S. Grimme, G. Erker, D. W. Stephan, Chem. Eur. J. 2011, 17, 9640-9650. doi: 10.1002/chem.201100286209 "Reactions of Topologically Related “nacnacH-CN” and “P-nacnacH-CN” Chelate Ligand Systems with HB(C6F5)2",
K. Spannhoff, R. Rojas, R. Fröhlich, G. Kehr, G. Erker, Organometallics 2011, 30, 2377-2384.
doi: 10.1021/om200116q208 "1,1-Carboboration of 1-Alkynes: A Conceptional Alternative to the Hydroboration Reaction",
C. Chen, T. Voss, R. Fröhlich, G. Kehr, G. Erker, Org. Lett. 2011, 13, 62-65.
doi: 10.1021/ol102544x207 "P-C Bond Activation Chemistry: Evidence for 1,1-Carboboration Reactions Proceeding with Phosphorous-Carbon Bond Cleavage",
O. Ekkert, R. Fröhlich, G. Kehr, G. Erker, J. Am. Chem. Soc. 2011, 133, 4610-4616.
doi: 10.1021/ja1110283206 "The Frustrated Lewis Pair Induced Formation of a Pentafulvene [6+4] Cycloaddition Product",
C. Mömming, G. Kehr, R. Fröhlich, G. Erker, Chem. Commun. 2011, 47, 2006-2007.
doi: 10.1039/c0cc04567e205 "Unusual Carbamate-directed CH-Activation at an Anellated Ferrocenophane Framework",
T. Voss, R. Fröhlich, G. Kehr, G. Erker, Dalton Trans. 2011, 40, 6984-6991.
doi: 10.1039/c0dt01839b204 "Structural variety and stereochemical features of bis(diphenylphosphinyl)[3]ferrocenophane gold(I) complexes",
G. Lübbe, G. Kehr, R. Fröhlich, G. Erker, Inorg. Chim. Acta 2011, 369, 223-230.
doi: 10.1016/j.ica.2011.01.010203 "Reactions of Bis(alkynyl)silanes with HB(C6F5)2: Formation of Boryl-substituted Silacyclobutene Derivates",
J. Ugolotti, G. Dierker, R. Fröhlich, G. Kehr, G. Erker, J. Organomet. Chem. 2011, 696, 1184-1188.
doi: 10.1016/j.jorganchem.2010.09.024202 "Reaction of Aminodihydropentalenes with HB(C6F5)2 - The Crucial Role of Dihydrogen Elimination",
B.-H. Xu, G. Kehr, R. Fröhlich, S. Grimme. G. Erker, J. Am. Chem. Soc. 2011, 133, 3480-3491.
doi: 10.1021/ja1092369201 "Synthesis of [3]ferrocenophane-bridged Cp-amido zirconium complexes and ansa-zirconocene complexes and their use in catalytic polymerisation reactions",
K. Unverhau, G. Kehr, R. Fröhlich, G. Erker, Dalton Trans. 2011, 40, 3724-3736.
doi: 10.1039/c0dt01430c200 "Alkene Addition of Frustrated P/B and N/B Lewis Pairs at the [3]Ferrocenophane Framework",
T. Voss, J. B. Sortais, R. Fröhlich, G. Kehr, G. Erker, Organometallics 2011, 30, 584-594.
doi: 10.1021/om100949k2010_________________________________________________
199 "Frustrated Lewis Pairs and Ring Opening of THF, Dioxane, and Thioxane",
B. Birkmann, T. Voss, S. J. Geier, M. Ullrich, G. Kehr, G. Erker, D. W. Stephan, Organometallics 2010, 29, 5310-5319. doi: 10.1021/om1003896198 "Frustrated Lewis Pair Reactions at the [3]Ferrocenophane Framework",
K. Unverhau, G. Lübbe, B. Wibbeling, R. Fröhlich, G. Kehr, G. Erker, Organometallics 2010, 29, 5320-5329. doi: 10.1021/om100378y197 "Carbon-Carbon Bond Cleavage by Strongly Electrophilic Boranes",
B.-H. Xu, G. Kehr, R. Fröhlich, G. Erker, Chem. Eur. J. 2010, 16, 12538-12540.
doi: 10.1002/chem.201002047196 "Electronic Tuning of Thiazolyl-Capped π-Conjugated Compounds via a Coordination/Cyclization Protocol with B(C6F5)3",
A. Job, A. Wakamiya, G. Kehr, G. Erker, S. Yamaguchi, Org. Lett. 2010, 12, 5470-5473.
doi: 10.1021/ol102282x195 "Developing a Reliable Synthetic Route to cis-1,3-Bridge Disubstituted [3]Ferrocenophane Systems",
C. Usener, G. Kehr, R. Fröhlich, B. Wibbeling, C. Mück-Lichtenfeld, G. Erker, Organometallics 2010, 29, 3852-3861. doi: 10.1021/om100501q194 "Carbon-Carbon Bond Activation by 1,1-Carboboration of Internal Alkynes",
C. Chen, G. Kehr, R. Fröhlich, G. Erker, J. Am. Chem. Soc. 2010, 132, 13594-13595.
doi: 10.1021/ja106365j193 "Zirconocene Functional Group Chemistry: Photochemical [4+4] Cycloaddition of Isoprenyl Sidechains at the Bent Metallocene Framework",
I. Greger, G. Kehr, G. Erker, Eur. J. Inorg. Chem. 2010, 4711-4715.
doi: 10.1002/ejic.201000432192 "Exploring the Limits of Frustrated Lewis Pair Chemistry with Alkynes: Detection of a System that Favors 1,1-Carboboration over Cooperative 1,2-P/B-Addition",
C. Chen, F. Eweiner, B. Wibbeling, R. Fröhlich, S. Senda, Y. Ohki, K. Tatsumi, S. Grimme, G. Kehr, G. Erker, Chem. Asian J. 2010, 5, 2199-2208. doi: 10.1002/asia.201000189191 "Structure and Dynamic Features of an Intramolecular Frustrated Lewis Pair",
K. Axenov, C. M. Mömming, G. Kehr, R. Fröhlich, G. Erker, Chem. Eur. J. 2010, 16, 14069-14073.
doi: 10.1002/chem.201001814190 "Synthesis of a [(π-Cyano-nacnac)Cp]zirconium Complex and Its Remote Activation for Ethylene Polymerization",
A. R. Cabrera, Y. Schneider, M. Valderrama, R. Fröhlich, G. Kehr, G. Erker, R. S. Rojas, Organometallics 2010, 29, 6104-6110. doi: 10.1021/om100866t189 "Zirconocene Complexes Bearing Novel 3-Dimethylamino-1,2-dihydropentalene Derived Ligand Systems",
B.-H. Xu, G. Kehr, R. Fröhlich, E. Nauha, G. Erker, Dalton Trans. 2010, 39, 9973-9981.
doi: 10.1039/c0dt00515k188 "Dynamic Topochemical Reaction Control - A Principle and its Application in ansa-Metallocene Synthesis",
I. Greger, G. Kehr, R. Fröhlich, G. Erker, Organometallics 2010, 29, 3210-3221.
doi: 10.1021/om100467y187 "Salen-ligands based on a planar chiral hydroxyferrocene moiety: Synthesis, coordination chemistry and use in asymmetric silylcyanation",
J. Niemeyer, J. Cloppenburg, R. Fröhlich, G. Kehr, G. Erker, J. Organomet. Chem. 2010, 695, 1801-1812.
doi: 10.1016/j.jorganchem.2010.04.008186 "Cyclizations via Frustrated Lewis Pairs: Lewis Acid Induced Intramolecular Additions of Amines to Olefins and Alkynes",
T. Voss, C. Chen, G. Kehr, E. Nauha, G. Erker, D. W. Stephan, Chem. Eur. J. 2010, 16, 3005-3008.
doi: 10.1002/chem.200903483185 "Photochemical Isomerisation of Boryl-Substituted Silole Derivatives",
J. Ugolotti, G. Kehr, R. Fröhlich, G. Erker, Chem. Commun. 2010, 46, 3016-3018.
doi: 10.1039/b927221f184 "Remarkably Variable Reaction Modes of Frustrated Lewis Pairs with Non-Conjugated Terminal Diacetylenes",
C. Chen, R. Fröhlich, G. Kehr, G. Erker, Chem. Commun. 2010, 46, 3580-3582.
doi: 10.1039/b926830h183 "Cyclische Allene und Cumulene durch kooperative Addition frustrierter Lewis-Paare an konjugierte Enine und Diine",
C. M. Mömming, G. Kehr, B. Wibbeling, R. Fröhlich, B. Schirmer, S. Grimme, G. Erker, Angew. Chem. 2010, 122, 2464-2467; doi: 10.1002/ange.200906697
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C. M. Mömming, G. Kehr, B. Wibbeling, R. Fröhlich, B. Schirmer, S. Grimme, G. Erker, Angew. Chem. Int. Ed. 2010, 49, 2414-2417. doi: 10.1002/anie.200906697182 "Reaction of a Stable Conjugated Primary Enamine with Piers’ Borane",
I. Peuser, R. Fröhlich, G. Kehr, G. Erker, Eur. J. Inorg. Chem. 2010, 849-853.
doi: 10.1002/ejic.200901109181 "Addition Reactions to the intramolecular mesityl2P-CH2-CH2-B(C6F5)2 frustrated Lewis pair",
C. M. Mömming, G. Kehr, R. Fröhlich, G. Erker, Dalton Trans. 2010, 39, 7556-7564.
doi: 10.1039/c0dt00015a180 "Salen-Ligands Revisited: Synthesis and Application of a Planar Chiral 'Ferro-Salen' Ligand",
J. Niemeyer, G. Kehr, R. Fröhlich, G. Erker, Eur. J. Inorg. Chem. 2010, 680-684.
doi: 10.1002/ejic.200901118179 "Metal-free Frustrated Lewis Pair Catalyzed 1,4-Hydrogenation of Conjugated Metallocene Dienamines",
S. Schwendemann, T. A. Tumay, K. V. Axenov, I. Peuser, G. Kehr, R. Fröhlich, G. Erker, Organometallics 2010, 29, 1067-1069. doi: 10.1021/om900963p178 "Functional Group Chemistry at the Group 4 Bent Metallocene Framework: [2+2] Cycloaddition of the Parent Bis(vinyl-Cp/vinyl-Ind)ZrCl2 Systems",
I. Greger, G. Kehr, R. Fröhlich, G. Erker, Organometallics 2010, 29, 860-866.
doi: 10.1021/om900939v2009_________________________________________________
177 "Ring-closing metathesis of sterically congested functionalized zirconocenes-ethene polymerization catalysts derived from related bridged and open metallocenes",
T. A. Tumay, G. Kehr, R. Fröhlich, G. Erker, Dalton Trans. 2009, 8923-8928.
doi: 10.1039/b911218a176 "Synthesis and Characterization of [3]Ferrocenophane Derived P,P-Chelate Ligand Gold Complexes Featuring an Aurophilic Interaction",
G. Lübbe, C. Nilewski, G. Kehr, R. Fröhlich, G. Erker, Z. Naturforsch. 2009, 64b, 1413-1422.
doi: 10.1515/znb-2009-11-1223175 "Synthesis of an Amino-Functionalized ansa-Zirconocene by Intramolecular Photochemical Enamine [2+2]Cycloaddition",
T. A. Tumay, G. Kehr, R. Fröhlich, G. Erker, Organometallics 2009, 28, 4513-4518.
doi: 10.1021/om9003576174 "Catalytic hydrogenation of C=O and C=N bonds via heterolysis of H2 mediated by metal-sulfur bonds of rhodium and iridium thiolate complexes",
M. Sakamoto, Y. Ohki, G. Kehr, G. Erker, K. Tatsumi, J. Organomet. Chem. 2009, 694, 2820-2824.
doi: 10.1016/j.jorganchem.2009.02.018173 "Evidence for a Rapid Degenerate Hetero-Cope Type Rearranement in Cp*W(S2)S-CH2-CH=CH2",
F. Eweiner, S. Senda, K. Bergander, C. Mück-Lichtenfeld, R. Fröhlich, G. Kehr, K. Tatsumi, G. Erker, Chem. Asian J. 2009, 4, 1830-1833. doi: 10.1002/asia.200900360172 "Synthesis and Reactions of Ferrocenyl-capped Long-chain Alkynes",
T. Blömker, P. Böckmann, G. Kehr, R. Fröhlich, G. Erker, Z. Naturforsch. 2009, 64b, 587-594.
doi: 10.1515/znb-2009-0602171 "Remarkable Product Diversity in the 'Self-organized' Reaction of Deprotonated Acetonitrile with Chlorophosphines",
K. Spannhoff, N. Kuhl, G. Kehr, R. Fröhlich, G. Erker, J. Am. Chem. Soc. 2009, 131, 17836-17842.
doi: 10.1021/ja905676a170 "Reversible, nicht metallunterstützte Bindung von Kohlendioxid durch frustrierte Lewis-Paare",
C. M. Mömming, E. Otten, G. Kehr, R. Fröhlich, S. Grimme, D. W. Stephan, G. Erker, Angew. Chem. 2009, 121, 6770-6773; doi: 10.1002/ange.200901636
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C. M. Mömming, E. Otten, G. Kehr, R. Fröhlich, S. Grimme, D. W. Stephan, G. Erker, Angew. Chem. Int. Ed. 2009, 48, 6643-6646. doi: 10.1002/anie.200901636
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URL: http://www.organische-chemie.ch/chemie/2009jul/frustration.shtm;
"Kohlendioxid: Vom Klimakiller zum Rohstoff", U. Billow, FAZ 25.11.2009;
Frankfurter Allgemeine Zeitung (FAZ)]169 "Reactions of an Intramolecular Frustrated Lewis Pair with Unsaturated Substrates: Evidence for a Concerted Olefin Addition Reaction",
C. M. Mömming, S. Frömel, G. Kehr, R. Fröhlich, S. Grimme, G. Erker, J. Am. Chem. Soc. 2009, 131, 12280-12289. doi: 10.1021/ja903511s168 "Functional Group Chemistry at the Group 4 Bent Metallocene Frameworks: Formation and "Metal-free" Catalytic Hydrogenation of Bis(imino-Cp)zirconium Complexes",
K. V. Axenov, G. Kehr, R. Fröhlich, G. Erker, Organometallics 2009, 28, 5148-5158.
doi: 10.1021/om9004093167 "Facile Cyclometalation Reactions of Cp-Zirconium Complexes with Weakly Lewis Acidic Pendent Boron Functionalities",
M. Emmert, G. Kehr, R. Fröhlich, G. Erker, Chem. Eur. J. 2009, 15, 8124-8127.
doi: 10.1002/chem.200900981166 "Reaction of Bis(alkynyl)silanes with Tris(pentafluorophenyl)borane: Synthesis of Bulky Silole Derivatives by Means of 1,1-Carboboration under Mild Reaction Conditions",
G. Dierker, J. Ugolotti, G. Kehr, R. Fröhlich, G. Erker, Adv. Synth. Catal. 2009, 351, 1080-1088.
doi: 10.1002/adsc.200900029165 "Catalytic hydrogenation of sensitive organometallic compounds by antagonistic N/B Lewis Pair catalyst systems",
K. V. Axenov, G. Kehr, R. Fröhlich, G. Erker, J. Am. Chem. Soc. 2009, 131, 3454-3455.
doi: 10.1021/ja8100006164 "Five-membered Zirconacycloallenoids - Synthesis and Characterization of Members of a Unique Class of Internally Metal-stabilized Bent Allenoid Compounds",
J. Ugolotti, G. Kehr, R. Fröhlich, S. Grimme, G. Erker, J. Am. Chem. Soc. 2009, 131, 1996-2007.
doi: 10.1021/ja8084302163 "Bis("ferrocene-saliminato") Group 4 Metal Complexes: Synthesis, Structural Features and Use in Homogenous Ziegler-Natta Polymerization Catalysis",
J. Niemeyer, G. Kehr, R. Fröhlich, G. Erker, Dalton Trans. 2009, 3731-3741.
doi: 10.1039/b822741a162 "Metal-free dihydrogen activation chemistry: structural and dynamic features of intramolecular P/B pairs",
P. Spies, G. Kehr, K. Bergander, B. Wibbeling, R. Fröhlich, G. Erker, Dalton Trans. 2009, 1534-1541.
doi: 10.1039/b815832k161 "Bifunctional Molecular Systems with Pendent Bis(pentafluorophenyl)boryl Groups: From Intramolecular CH-Activation to Heterolytic Dihydrogen Splitting", M. Hill, C. Herrmann, P. Spies, G. Kehr, K. Bergander, R. Fröhlich, G. Erker, in “Activating Unreactive Substrates: The Role of Secondary Interactions”, Ed. C. Bolm, F. E. Hahn, Wiley VCH, Weinheim, Germany 2009, pp 209-230.
ISBN: 978-3-527-31823-0 (pp 209-230);
ISBN: 978-3-527-31823-0160 "Wann bilden wechselwirkende Atome eine chemische Bindung? Spektroskopische und theoretische Analyse an Dideuterophenanthren",
S. Grimme, C. Mück-Lichtenfeld, G. Erker, G. Kehr, H. Wang, H. Beckers, H. Willner, Angew. Chem. 2009, 121, 2629-2633; doi: 10.1002/ange.200805751
"When do interacting atoms form a chemical bond? Spectroscopic measurements and theoretical analyses of Dideuterophenanthrene",
S. Grimme, C. Mück-Lichtenfeld, G. Erker, G. Kehr, H. Wang, H. Beckers, H. Willner, Angew. Chem. Int. Ed. 2009, 48, 2592-2595. doi: 10.1002/anie.200805751159 "Catalytic Abilities of [(C6F5)2BR] (R = NC4H4 and NC4H8) Deduced from Experimental and Theoretical Charge-Density Investigations",
U. Flierler, D. Leusser, H. Ott, G. Kehr, G. Erker, S. Grimme, D. Stalke, Chem. Eur. J. 2009, 15, 4595-4601.
doi: 10.1002/chem.200802344158 "Versatile Behavior of Conjugated Diynes with Zirconocene Reactive Species",
S. Bredeau, E. Ortega, G. Delmas, P. Richard, R. Fröhlich, B. Donnadieu, G. Kehr, N. Pirio, G. Erker, P. Meunier, Organometallics 2009, 28, 181-187. doi: 10.1021/om800512u157 "Selective Synthesis of the 2-Hydroxyferrocene-aldimine Enantiomers - Extended Planar.Chiral Analogues of the 'Flat' Salicylaldimine Ligand Family",
J. Niemeyer, G. Kehr, R. Fröhlich, G. Erker, Dalton Trans. 2009, 3716-3730.
doi: 10.1039/b822735g156 "1,2-Olefin Addition of a Frustrated Amine/Borane Lewis Pair",
J.-B. Sortais, T. Voss, G. Kehr, R. Fröhlich, G. Erker, Chem. Commun. 2009, 7417-7418.
doi: 10.1039/b915657g155 "Nitrile Insertion into a Boryl-substituted Five-membered Zirconacycloallenoid: Unexpected formation of a Zwitterionic Boratirane Product",
J. Ugolotti, G. Kehr, R. Fröhlich, G. Erker, Chem. Commun. 2009, 6572-6573.
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154 "Unsymmetrical Bis(iminoethyl)pyridine Metal Complexes with a Pendant Alkenyl Substituent - Part B: Internal Olefin Coordination to Ruthenium",
C. Wallenhorst, G. Kehr, R. Fröhlich, G. Erker, Organometallics 2008, 27, 6557-6564.
doi: 10.1021/om800727q153 "Bis(iminoethyl)pyridine Systems with a Pendant Alkenyl Group - Part A: Cobalt and Iron Complexes and their Catalytic Behavior",
C. Wallenhorst, G. Kehr, H. Luftmann, R. Fröhlich, G. Erker, Organometallics 2008, 27, 6547-6556.
doi: 10.1021/om800726y152 "Mastering the Third Dimension of Salicylaldimine-type Ligand Systems: Development of a Convenient Route to Bis("ferrocene-saliminato")zirconium Chemistry",
J. Niemeyer, G. Kehr, R. Fröhlich, G. Erker, Chem. Eur. J. 2008, 14, 9499-9502.
doi: 10.1002/chem.200801221151 "Metallfreie katalytische Hydrierung von Enaminen, Iminen und Phosphinoalkenyl-boranen",
P. Spies, S. Schwendemann, S. Lange, G. Kehr, R. Fröhlich, G. Erker, Angew. Chem. 2008, 120, 7654-7657; doi: 10.1002/ange.200801432
"Metal-Free Catalytic Hydrogenation of Enamines, Imines and Conjugated Phosphinoalkenylboranes",
P. Spies, S. Schwendemann, S. Lange, G. Kehr, R. Fröhlich, G. Erker, Angew. Chem. Int. Ed. 2008, 47, 7543-7546. doi: 10.1002/anie.200801432150 "Heterolytic cleavage of dihydrogen by frustrated Lewis pairs derived from α-dimesitylphosphinoferrocenes and B(C6F5)3",
D. P. Huber, S. Tanino, G. Kehr, K. Bergander, R. Fröhlich, Y. Ohki, K. Tatsumi, G. Erker, Organometallics 2008, 27, 5279-5284. doi: 10.1021/om800339c149 "Ferrocene-Derived Bioorganometallic Chemistry: Preparation of a [3]Ferrocenophane γ-Amino Acid for Use in Peptide Synthesis",
L. Tebben, K. Bussmann, M. Heemann, G. Kehr, R. Fröhlich, G. Erker, Organometallics 2008, 27, 4269-4272. doi: 10.1021/om8004542148 "quart-Feproline: Synthesis of a Very Rigid [3]Ferrocenophane Derived Artificial Amino Acid",
L. Tebben, G. Kehr, R. Fröhlich, G. Erker, Eur. J. Inorg. Chem. 2008, 2654-2658.
doi: 10.1002/ejic.200800379147 "Functionalized phosphorus analogues of the β-diketiminato ligand systems: Bis(N-arylphosphinimino)acetonitrile-derived complexes of rhodium and iridium",
K. Spannhoff, G. Kehr, S. Kehr, R. Fröhlich, G. Erker, Dalton Trans. 2008, 3339-3344.
doi: 10.1039/b802032a146 "Chemical Behavior of a Pair of (COD)CpRh and -Ir Complexes with Pendent Peripheral -B(C6F5)2 Groups",
C. Herrmann, G. Kehr, R. Fröhlich, G. Erker, Organometallics 2008, 2328-2336.
doi: 10.1021/om800195d145 "Structural Features of Lithio[3]ferrocenophane Systems Bearing Stabilizing Dimethylamino Substituents",
C. Chen, R. Fröhlich, G. Kehr, G. Erker, Organometallics 2008, 27, 3248-3253.
doi: 10.1021/om8001894144 "Bis(diphenylphosphino)acetonitrile oxides, -sulfides and -imines: their formation and structural features, and the remarkable structures of two lithiated derivatives",
L. Braun, G. Kehr, R. Fröhlich, G. Erker, Inorg. Chim. Acta 2008, 361, 1668-1675.
doi: 10.1016/j.ica.2007.02.028143 "Reactions of Pendant Boryl Groups at Cp-Metal Complexes: Heterocyclic Ring Annelation at a CpIr-System",
C. Herrmann, G. Kehr, R. Fröhlich, G. Erker, Eur. J. Inorg. Chem. 2008, 2273-2277.
doi: 10.1002/ejic.200701166142 "Metallacyclische Fünfring-Allenoide: Synthese und Struktur stabiler stark verzerrter cyclischer Allen-Derivate",
J. Ugolotti, G. Dierker, G. Kehr, R. Fröhlich, S. Grimme, G. Erker, Angew. Chem. 2008, 120, 2662-2665;
doi: 10.1002/ange.200705615
"Five-membered Metallacyclic Allenoids: Synthesis and Structure of Remarkably Stable Strongly Distorted Cyclic Allene Derivatives",
J. Ugolotti, G. Dierker, G. Kehr, R. Fröhlich, S. Grimme, G. Erker, Angew. Chem. Int. Ed. 2008, 47, 2622-2625. doi: 10.1002/anie.200705615141 "Heterolytic dihydrogen activation with the 1,8-bis(diphenylphosphino)naphthalene/B(C6F5)3 pair and its application for metal-free catalytic hydrogenation of silyl enol ethers",
H. Wang, R. Fröhlich, G. Kehr, G. Erker, Chem. Commun. 2008, 5966-5968.
doi: 10.1039/b813286k140 "Structural Features of (Cp-PPh2AuCl)2ZrCl2: Exploring the Limits of Aurophilic Interactions",
M. Moriya, R. Fröhlich, G. Kehr, G. Erker, S. Grimme, Chem. Asian J. 2008, 3, 753-758.
doi: 10.1002/asia.200700353139 "(N-Arylaminomethyl)pyridine-N-oxides: Synthesis and Characterization of Potential Ligand Systems and the Formation of their N,O-Chelate Aluminum Complexes",
K. Nienkemper, G. Kehr, S. Kehr, R. Fröhlich, G. Erker, J. Organomet. Chem. 2008, 693, 3063-3073.
doi: 10.1016/j.jorganchem.2008.05.032138 "Functionalized Alkali Metal Cyclopentadienides: Structural and Chemical Features",
G. Erker, G. Kehr, R. Fröhlich, Organometallics 2008, 27, 3-14.
doi: 10.1021/om7007666137 "(Amidomethyl)pyridine Zirconium and Hafnium Complexes: Synthesis and Structural Characterization",
K. Nienkemper, G. Kehr, S. Kehr, R. Fröhlich, G. Erker, J. Organomet. Chem. 2008, 693, 1572-1589.
doi: 10.1016/j.jorganchem.2007.12.004136 "Functional Group Chemistry at the Zirconocene Backbone: Addition Reactions to Pendent Alkynyl Substituents",
L. Chen, G. Kehr, R. Fröhlich, G. Erker, Eur. J. Inorg. Chem. 2008, 73-83.
doi: 10.1002/ejic.200700749135 "Structural Importance of Secondary Interactions in Molecules: Origin of Unconventional Conformations of Phosphine-Borane Adducts",
P. Spies, R. Fröhlich, G. Kehr, G. Erker, S. Grimme, Chem. Eur. J. 2008, 14, 333-343.
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134 "Formation, Structural and Dynamic Features of Atropisomeric η2-Iminoacyl Zirconium Complexes",
P. Spies, G. Kehr, S. Kehr, R. Fröhlich, G. Erker, Organometallics 2007, 26, 5612-5620.
doi: 10.1021/om7005968133 "A Salt Metathesis Route to Ruthenium Carbene Complex Isomers with Pyridine Dicarboxamide-derived Chelate Pincer Ligands",
C. Wallenhorst, K. V. Axenov, G. Kehr, J. S. M. Samec, R. Fröhlich, G. Erker, Z. Naturforsch. 2007, 62b, 783-790. doi: 10.1515/znb-2007-0606132 "Ein 1,8-Naphthylen-verbrücktes Bis(indenyl)zink-THF-Addukt: Synthese und Struktur eines ansa-Zinkocen-Derivates",
H. Wang, G. Kehr, R. Fröhlich, G. Erker, Angew. Chem. 2007, 119, 4992-4995;
doi: 10.1002/ange.200605069
"A 1,8-Naphthylene-Bridged Bis(indenyl)zinc THF Adduct: Formation and Structure an ansa-Zincocene Derivative",
H. Wang, G. Kehr, R. Fröhlich, G. Erker, Angew. Chem. Int. Ed. 2007, 46, 4905-4908.
doi: 10.1002/anie.200605069131 "Preferred Phosphorus Ylid Formation upon Alkylation of Lithiobis(diphenylphosphino)acetonitrile",
L. Braun, G. Kehr, T. Blömker, R. Fröhlich, G. Erker, Eur. J. Inorg. Chem. 2007, 3083-3090.
doi: 10.1002/ejic.200700082130 "Remarkable Dichotomy of Oligomeric Chain Structures of Dilithium(amidoalkylcyclopentadienide) Systems Li2[C5H4-CHR-NAr]",
V. V. Kotov, C. Wang, G. Kehr, R. Fröhlich, G. Erker, Organometallics 2007, 26, 6258-6262.
doi: 10.1021/om700885g129 "Bis(diphenylphosphino)acetonitrile: Synthesis, ligand properties and application in catalytic carbon-carbon coupling",
L. Braun, P. Liptau, G. Kehr, J. Ugolotti, R. Fröhlich, G. Erker, Dalton Trans. 2007, 1409-1415.
doi: 10.1039/b616847g128 "Rapid Intramolecular Heterolytic Dihydrogen Activation by a Four-membered Heterocyclic Phosphane-Borane Adduct",
P. Spies, G. Erker, G. Kehr, K. Bergander, R. Fröhlich, S. Grimme, D. W. Stephan, Chem. Commun. 2007, 5072-5074. doi: 10.1039/b710475h127 "Crystal-smectic E mesophases in a series of 2-(4-n-alkylphenyl)indenes",
S. M. Schultz, G. Kehr, R. Fröhlich, G. Erker, N. Kapernaum, C. Hägele, F. Giesselmann, S. Laschat, R. Judele, A. Baro, Liquid Crystals 2007, 34, 919-926.
doi: 10.1080/026782907015415042006_________________________________________________
126 "Oligomeric Supersandwich Structure of a Lithium Enamino-Cyclopentadienide",
V. V. Kotov, G. Kehr, R. Fröhlich, G. Erker, Z. Naturforsch. 2006, 61b, 1319-1322.
doi: 10.1515/znb-2006-1101125 "Functional-Group Attachment and Interconversion at a Chiral [3]Ferrocenophane Framework",
C. Nilewski, M. Neumann, L. Tebben, R. Fröhlich, G. Kehr, G. Erker, Synthesis 2006, 13, 2191-2200.
doi: 10.1055/s-2006-942429124 "Ansa-metallocene polymerization catalysts derived from [2+2]cycloaddition reactions of bis(1-methylethenyl-cyclopentadienyl)zirconium systems",
J. Paradies, G. Kehr, R. Fröhlich, G. Erker, PNAS 2006, 103, 15333-15337.
doi: 10.1073/pnas.0602627103123 "Insertion Reactions at Cyclobutylene-Bridged ansa-Metallocene Complexes: A Quest for the Influence of Covering Phenylene Units",
L. Chen, W.-L. Nie, J. Paradies, G. Kehr, R. Fröhlich, K. Wedeking, G. Erker, Organometallics 2006, 25, 5333-5344. doi: 10.1021/om0604268122 "Stereo-electronic interaction in complex molecules: cyclopropyl conjugation with Lewis acidic centres across connecting carbon-carbon triple bonds",
G. Dierker, G. Kehr, R. Fröhlich, G. Erker, S. Grimme, Chem. Commun. 2006, 3912-3914.
doi: 10.1039/b607906g121 "[2+2]Cycloaddition and Subsequent meso/rac ansa-Metallocene Interconversion by Photolysis of a Bis(1,3-dialkenylcyclopentadienyl)zirconium Complex",
J. Paradies, R. Fröhlich, G. Kehr, G. Erker, Organometallics 2006, 25, 3920-3925.
doi: 10.1021/om060269c120 "Product Diversity in the Reaction of [(norbornadiene){CpP(iPr)2}Rh] with Alkyl Iodides",
E. Ortega, N. Kleigrewe, G. Kehr, G. Erker, R. Fröhlich, Eur. J. Inorg. Chem. 2006, 3769-3774.
doi: 10.1002/ejic.200600347119 "Carbohydrate-metallocene conjugates: selective formation of a zirconadioxacyclopentane-type dimer from the reaction of a bis(enolate)ZrCp2 reagent with a glucofuranoside derivative",
B. Meyer zu Berstenhorst, G. Erker, G. Kehr, R. Fröhlich, Dalton 2006, 3200-3203.
doi: 10.1039/b603803d118 "Bildung eines metallorganischen Ladderan-Derivats durch eine dynamische topochemische Reaktion",
J. Paradies, I. Greger, G. Kehr, G. Erker, K. Bergander, R. Fröhlich, Angew. Chem. 2006, 118, 7792-7795;
doi: 10.1002/ange.200601592
"Formation of an Organometallic Ladderane Derivative by Dynamic Topochemical Reaction Control",
J. Paradies, I. Greger, G. Kehr, G. Erker, K. Bergander, R. Fröhlich, Angew. Chem. Int. Ed. Engl. 2006, 45, 7630-7633. doi: 10.1002/anie.200601592117 "Formation of a Dynamic η2(O,N)-Hydroxylaminato Zirconocene Complex by Nitrosoarene Insertion into a Zr-C σ-Bond",
S. A. Cummings, R. Radford, G. Erker, G. Kehr, R. Fröhlich, Organometallics 2006, 25, 839-842.
doi: 10.1021/om050946n116 "Development of a convenient new synthetic route to [3]ferrocenophanones",
L. Tebben, M. Neumann, G. Kehr, R. Fröhlich, G. Erker, S. Losi, P. Zanello, Dalton Trans. 2006, 1715-1720.
doi: 10.1039/b515043d115 "Imidazolin-2-iminato titanium complexes: synthesis, structure and use in ethylene polymerization catalysis",
M. Tamm, S. Randoll, E. Herdtweck, N. Kleigrewe, G. Kehr, G. Erker, B. Rieger, Dalton Trans. 2006, 459-467. doi: 10.1039/b511752f114 "Tetradecylferrocene: Ordered Molecular Array of an Organometallic Amphiphile in the Crystal and in a Two-dimensional Assembled Structure on a Surface",
K. Wedeking, Z. Mu, G. Kehr, R. Fröhlich, G. Erker, L. Chi, H. Fuchs, Langmuir 2006, 22, 3161-3165.
doi: 10.1021/la0531594113 "Chelate [2-(Iminoethyl)pyridine N-oxide]metal Complexes - Synthesis and Structural Comparison with Their Chemically Related 2-(Iminoethyl)pyridine-Derived Systems",
K. Nienkemper, V. V. Kotov, G. Kehr, G. Erker, R. Fröhlich, Eur. J. Inorg. Chem. 2006, 366-379.
doi: 10.1002/ejic.200500645112 "Group 4 bent metallocenes and functional groups - Finding convenient pathways in a difficult terrain",
G. Erker, G. Kehr, R. Fröhlich, Coord. Chem. Rev. 2006, 250, 36-46.
doi: 10.1016/j.ccr.2005.04.006111 "Oligoethylene Chains Terminated by Ferrocenyl End Groups: Synthesis, Structural Properties and Two-Dimensional Self-Assembly on Surfaces",
K. Wedeking, Z. Mu, G. Kehr, J. Cano Sierra, C. Mück Lichtenfeld, S. Grimme, G. Erker, R. Fröhlich, L. Chi, W. Wang, D. Zhong, H. Fuchs, Chem. Eur. J. 2006, 12, 1618-1628.
doi: 10.1002/chem.2005005522005_________________________________________________
110 "Formation of chiral ionic liquids and imidazol-2-ylidene metal complexes from the proteinogenic aminoacid L-histidine",
F. Hannig, G. Kehr, R. Fröhlich, G. Erker, J. Organomet. Chem. 2005, 690, 5959-5972.
doi: 10.1016/j.jorganchem.2005.07.115109 "Reaction of Rosenthal's Zirconacyclocumulenes with Chlorophosphines",
P. Spieß, G. Kehr, R. Fröhlich, G. Erker, S. Grimme, C. Mück-Lichtenfeld, Organometallics 2005, 24, 4742-4746. doi: 10.1021/om050336n108 "Ruthenium Carbene Complexes Featuring a Tridentate Pincer-type Ligand",
J.-C. Wasilke, G. Wu, X. Bu, G. Kehr, G. Erker, Organometallics 2005, 24, 4289-4297.
doi: 10.1021/om0501780107 "Synthesis, Structural Features, and Formation of Organometallic Derivates of C1-bridged Cp/Amido Titanium and Zirconium "CpCN-Constrained Geometry" Systems",
C. Wang, G. Erker, G. Kehr, K. Wedeking, R. Fröhlich, Organometallics 2005, 24, 4760-4773.
doi: 10.1021/om0505918106 "The (butadiene)zirconocene route to active homogeneous olefin polymerization catalysts",
G. Erker, G. Kehr, R. Fröhlich, J. Organomet. Chem. 2005, 690, 6254-6262.
doi: 10.1016/j.jorganchem.2005.02.005105 "Structural Features of Titanium Complexes of Salicylaldiminato Derivatives of Amino Acids",
J. Müller, G. Kehr, R. Fröhlich, G. Erker, Eur. J. Inorg. Chem. 2005, 2836-2841.
doi: 10.1002/ejic.200500081104 "Chelate Bis(imino)pyridine Cobalt Complexes: Synthesis, Reduction and Evidence for the Generation of Ethene Polymerization Catalysts by Li+-Cation Activation",
N. Kleigrewe, W. Steffen, T. Blömker, G. Kehr, R. Fröhlich, B. Wibbeling, G. Erker, J. Am. Chem. Soc. 2005, 127, 13955-13968. doi: 10.1021/ja052129k103 "Preparation of Enantiomerically Pure [3]Ferrocenophane-Based Chelate Bis-Phosphane Ligands and Their Use in Asymmetric Alternating Carbon Monoxide/Propene Copolymerization",
P. Liptau, L. Tebben, G. Kehr, R. Fröhlich, G. Erker, F. Hollmann, B. Rieger, Eur. J. Org. Chem. 2005, 9, 1909-1918. doi: 10.1002/ejoc.200400866102 "Chemistry of Metal Metal Bonded Early-Late Heterobimetallics - Cooperative Reactions of Functional Groups at a Persistent Organometallic Zr Rh Framework",
C. Cornelißen, G. Erker, G. Kehr, R. Fröhlich, Organometallics 2005, 24, 214-225.
doi: 10.1021/om049346z101 "Bis(enamino-Cp) Group 4 metal complex chemistry: developing a Mannich-type carbon-carbon coupling reaction at the bent metallocene framework",
S. Knüppel, C. Wang, G. Kehr, R. Fröhlich, G. Erker, J. Organomet. Chem. 2005, 690, 14-32.
doi: 10.1016/j.jorganchem.2004.08.021100 "Bioorganometallic Chemistry: Reactions of (Methyl)titanocene Cation Complexes with a Singly Deprotected Methylglucopyranoside",
B. Meyer von Berstenhorst, G. Erker, G. Kehr, J.-C. Wasilke, J. Müller, H. Redlich, J. Pyplo, Eur. J. Inorg. Chem. 2005, 92-99. doi: 10.1002/ejic.2004003872004_________________________________________________
099 "Facile [N]C-H Activation at a (P,N)-Chelate [3]Ferrocenophane Ruthenium System",
P. Liptau, D. Carmona, L. A. Oro, F. J. Lahoz, G. Kehr, G. Erker, Eur. J. Inorg. Chem. 2004, 4586-4590.
doi: 10.1002/ejic.200400400098 "Some selected chapters from the (butadiene)zirconocene story",
G. Erker, G. Kehr, R. Fröhlich, J. Organomet. Chem. 2004, 689, 4305-4318.
doi: 10.1016/j.jorganchem.2004.06.040097 "Formation and Structure of a Bis(cyclopentadienyl)formamidinato)zirconium Cation Complex",
C. Cornelißen, G. Erker, G. Kehr, R. Fröhlich, Z. Naturforsch. 2004, 59b, 1246-1252.
doi: 10.1515/znb-2004-11-1243096 "Formation and reactions of metal metal bonded heterobimetallic (C5H4-PR2)-bridged (Zr Ir) and (Zr Rh) complexes: evidence for the participation of metal hydride intermediates",
C. Cornelißen, G. Erker, G. Kehr, R. Fröhlich, Dalton Trans. 2004, 4059-4063.
doi: 10.1039/b412904k095 "The Synthesis of Optically Active Primary Amino[3]ferrocenophanes",
L. Tebben, G. Kehr, R. Fröhlich, G. Erker, Synthesis 2004, 12, 1971-1976.
doi: 10.1055/s-2004-829177094 "Exploring CH-Activation Pathways in Bifunctional Zirconocene/Borane Systems",
M. Hill, G. Erker, G. Kehr, R. Fröhlich, O. Kataeva, J. Am. Chem. Soc. 2004, 126, 11046-11057.
doi: 10.1021/ja048447l093 "Generation of bis(iminoalkyl)pyridine cobalt(I) cations under alkyl group free conditions that polymerize ethene",
W. Steffen, T. Blömker, N. Kleigrewe, G. Kehr, R. Fröhlich, G. Erker, Chem. Commun. 2004, 1188-1189.
doi: 10.1039/b401122h092 "Evidence for a Carbon Carbon Coupling Reaction to Proceed through a Planar-Tetracoordinate Carbon Intermediate",
G. Erker, S. Venne-Dunker, G. Kehr, N. Kleigrewe, R. Fröhlich, C. Mück-Lichtenfeld, S. Grimme, Organometallics 2004, 23, 4391-4395. doi: 10.1021/om0495628091 "An Internally Coordinated Metalla[14]-crown-5 System with a Pentagonal-dipyrimadal Coordination Geometry of the Central Titanium Atom",
G. Unger, G. Erker, G. Kehr, R. Fröhlich, Z. Naturforsch. 2004, 59b, 917-920.
doi: 10.1515/znb-2004-0808090 "Formation of a bifunctional zirconocene complex that favours intramolecular -B(C6F5)2 addition to a Cp ring over σ-ligand abstraction",
M. Hill, G. Kehr, G. Erker, O. Kataeva, R. Fröhlich, Chem. Commun. 2004, 1020-1021.
doi: 10.1039/b400228h089 "Developing some functional group chemistry at the Group 4 bent metallocene frameworks",
G. Erker, G. Kehr, R. Fröhlich, J. Organomet. Chem. 2004, 689, 1402-1412.
doi: 10.1016/j.jorganchem.2003.12.027088 "Metallocene Carbene Chemistry",
G. Erker, G. Kehr, R. Fröhlich, Russ. Chem. Bull., Int. Ed., 2004, 53, 1007-1019;
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J. Cano Sierra, K. Kunz, G. Kehr, R. Fröhlich, G. Erker, Eur. J. Inorg. Chem. 2004, 2260-2265.
doi: 10.1002/ejic.200300799086 "Synthesis of Alkylidene-Bridged Cp/Phosphido Group 4 Metal Complexes Precursors of the "(CpCPR)M Constrained-Geometry" Catalyst Family",
S. Bredeau, G. Altenhoff, K. Kunz, S. Döring, S. Grimme, G. Kehr, G. Erker, Organometallics 2004, 23, 1836-1844. doi: 10.1021/om034201y085 "(μ-Methylene)bis(methylzirconocene): Preparation, Molecular Structure, and Thermal Disproportionation",
M. Hogenbirk, G. Schat, O. S. Akkerman, F. Bickelhaupt, J. Schottek, M. Albrecht, R. Fröhlich, G. Kehr, G. Erker, H. Kooijman, A. L. Spek, Eur. J. Inorg. Chem. 2004, 1175-1182.
doi: 10.1002/ejic.200300754084 "The (Butadiene)zirconocenes and Related Compounds",
G. Erker, G. Kehr, R. Fröhlich, Adv. Organomet. Chem. 2004, 51, 109-162.
doi: 10.1016/S0065-3055(03)51003-6083 "Responsive Iron Neighboring Group Participation in Amino Substituent-Stabilized [3]Ferrocenophane α-Carbenium Ions: A Combined Theoretical and Experimental Study",
P. Liptau, M. Neumann, G. Erker, G. Kehr, R. Fröhlich, S. Grimme, Organometallics 2004, 23, 21-25.
doi: 10.1021/om034214b082 "(Butadiene)metallocene/B(C6F5)3 Pathway to Catalyst Systems for Stereoselective Methyl Methacrylate Polymerization: Evidence for an Anion Dependent Metallocene Catalyzed Polymerization Process",
J. W. Strauch, J.-L. Fauré, S. Bredeau, C. Wang, G. Kehr, R. Fröhlich, H. Luftmann, G. Erker, J. Am. Chem. Soc. 2004, 126, 2089-2104. doi: 10.1021/ja035739y081 "Bildung eines neuartigen ansa-Metallocen-Gerüsts durch intramolekulare photochemische [2+2]-Cycloaddition von Bis(2-alkenylindenyl)zirconium Komplexen",
W.-L. Nie, G. Erker, G. Kehr, R. Fröhlich, Angew. Chem. 2004, 116, 313-317;
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"Formation of a Unique ansa-Metallocene Framework by Intramolecular Photochemical [2+2] Cycloaddition of Bis(2-alkenylindenyl)zirconium Complexes",
W.-L. Nie, G. Erker, G. Kehr, R. Fröhlich, Angew. Chem. Int. Ed. Engl. 2004, 43, 310-313.
doi: 10.1002/anie.2003518862003_________________________________________________
080 "Organic Functional Group Transformations in the Periphery of a Group-4 Metallocene Complex: 2H-Pyrrole Formation at a Pendant Boron Lewis Acid",
M. Hill, G. Kehr, R. Fröhlich, G. Erker, Eur. J. Inorg. Chem. 2003, 3583-3589.
doi: 10.1002/ejic.200300066079 "Generation and Structural Characterization of [(Imidazol-2-ylidene)HfCl5]-Anion/Imidazolium Cation Salt",
M. Niehues, G. Kehr, R. Fröhlich, G. Erker, Z. Naturforsch. 2003, 58b, 1005-1008.
doi: 10.1515/znb-2003-1011078 "Formation of Dinuclear Titanium and Zirconium Complexes by Olefin Metathesis - Catalytic Preparation of Organometallic Catalyst Systems",
J. Cano Sierra, D. Hüerländer, M. Hill, G. Kehr, G. Erker, R. Fröhlich, Chem. Eur. J. 2003, 9, 3618-3622.
doi: 10.1002/chem.200304789077 "Preparation of chelate bis(imine)nickel allyl systems by reaction of their corresponding butadiene complexes with electrophiles",
J. W. Strauch, G. Kehr, G. Erker, J. Organomet. Chem. 2003, 683, 249-260.
doi: 10.1016/S0022-328X(03)00699-5076 "Preparation of Optically Active α-Amino[3]ferrocenophanes - Building Blocks for Chelate Ligands in Asymmetric Catalysis",
P. Liptau, L. Tebben, G. Kehr, B. Wibbeling, R. Fröhlich, G. Erker, Eur. J. Inorg. Chem. 2003, 3590-3600; 4261. doi: 10.1002/ejic.200300152075 "Formation of a Chelate Bis(phosphino)[3]ferrocenophane Ligand and Its Use in Palladium-Catalyzed Alternating CO/Ethene Copolymerization",
P. Liptau, T. Seki, G. Kehr, A. Abele, R. Fröhlich, G. Erker, S. Grimme, Organometallics 2003, 22, 2226-2232. doi: 10.1021/om030076e074 "Preparation and characterization of some structural variants of Cp*Ti(1,2-propandiolato) complexes",
A. Snell, G. Kehr, O. Kataeva, R. Fröhlich, G. Erker, J. Organomet. Chem. 2003, 687, 171-177.
doi: 10.1016/j.jorganchem.2003.06.002073 "Structural Features of a Sulfur-Containing Group 4 Metalla[11]-crown-4 Derivative",
A. Snell, G. Kehr, B. Wibbeling, R. Fröhlich, G. Erker, Z. Naturforsch. 2003, 58b, 838-842.
doi: 10.1515/znb-2003-0905072 "Synthesis and structural features of [(C5H4-CMe2NMe2)2TiCl], a bis(cyclopentadienyl)Ti(III) complex with internal dimethylamino coordination",
V. V. Kotov, R. Fröhlich, G. Kehr, G. Erker, J. Organomet. Chem. 2003, 676, 1-7.
doi: 10.1016/S0022-328X(03)00221-3071 "Formation of a Doubly C,N-Bridged Six-Membered Metallacyclic Bis[(2-imidazolyl)zirconocene] Dication",
D. Vagedes, G. Erker, G. Kehr, R. Fröhlich, S. Grimme, C. Mück-Lichtenfeld, Z. Naturforsch. 2003, 58b, 305-310. doi: 10.1515/znb-2003-0409070 "Selective Intramolecular [N]CH Activation in Bis(1-ethenylamino-Cp)zirconium-Butadiene Complexes and Related Systems",
S. Venne-Dunker, G. Kehr, R. Fröhlich, G. Erker, Organometallics 2003, 22, 948-958.
doi: 10.1021/om020798q069 "Synthesis and Dynamic Features of (Chloro)zirconocene Cations Stabilised by Pendant (Diarylphosphanyl)alkyl and (Dimethylamino)alkyl Substituents at their Cyclopentadienyl Ring Systems",
S. Döring, V. V. Kotov, G. Erker, G. Kehr, K. Bergander, O. Kataeva, R. Fröhlich, Eur. J. Inorg. Chem. 2003, 1599-1607. doi: 10.1002/ejic.200390210068 "Tris(pentafluorophenyl)borane adducts of substituted imidazoles: conformational features and chemical behavior upon deprotonation",
D. Vagedes, G. Erker, G. Kehr, K. Bergander, O. Kataeva, R. Fröhlich, S. Grimme, C. Mück-Lichtenfeld, Dalton Trans. 2003, 1337-1344. doi: 10.1039/B210030B2002_________________________________________________
067 "Synthesis of a Dinuclear μ-(η2-Thioaldehyde)zirconocene Cation Complex",
S. Courtenay, S. Smith, E. Hollink, U. Blaschke, G. Kehr, R. Fröhlich, G. Erker, D. W. Stephan, Z. Naturforsch. 2002, 57b, 1184-1188. doi: 10.1515/znb-2002-1017066 "Structural characterization of Group 4 transition metal halide bis-Arduengo carbene complexes MCl4L2: X-ray crystal structure analyses and DFT calculations",
M. Niehues, G. Kehr, G. Erker, B. Wibbeling, R. Fröhlich, O. Blacque, H. Berke, J. Organomet. Chem. 2002, 663, 192-203. doi: 10.1016/S0022-328X(02)01731-X065 "The Reaction of (Butadiene)zirconocene with Imines", C. Höltke, G. Erker, G. Kehr, R. Fröhlich, O. Kataeva, Eur. J. Inorg. Chem. 2002, 2789-2799.
doi: 10.1002/1099-0682(200211)2002:11 2789::AID-EJIC2789>3.0.CO;2-O064 "Reaction of [(Cp2TiCH3)(THF)+][BPh4-] with Tripeptide Derivatives: Formation of Cationic (Peptide)titanocene Complexes",
D. Harmsen, G. Erker, R. Fröhlich, G. Kehr, Eur. J. Inorg. Chem. 2002, 3156-3171.
doi: 10.1002/1099-0682(200212)2002:12 3156::AID-EJIC3156>3.0.CO;2-6063 "Bildung eines zwitterionischen Einkomponentenkatalysators für die Ethenpolymerisation auf Basis von Butadiennickelkomplexen: ein alternativer Aktivierungsweg bei homogenen Ziegler Natta-Katalysatoren später Übergangsmetalle",
J. Strauch, G. Erker, G. Kehr, R. Fröhlich, Angew. Chem. 2002, 114, 2662-2664;
doi: 10.1002/1521-3757(20020715)114:14 2662::AID-ANGE2662>3.0.CO;2-U
"Formation of a Butadienenickel-Based Zwitterionic Single-Component Catalyst for Ethylene Polymerization: An Alternative Activation Pathway for Homogeneous Ziegler Natta Catalysts of Late Transition Metals",
J. Strauch, G. Erker, G. Kehr, R. Fröhlich, Angew. Chem. Int. Ed. 2002, 41, 2543-2546.
doi: 10.1002/1521-3773(20020715)41:14 2543::AID-ANIE2543>3.0.CO;2-W062 "Synthesis, Structural and Chemical Characterization of Unsaturated C4- and C10-Bridged Group-4 ansa-Metallocenes Obtained Through a Ring-Closing Olefin Metathesis Reaction",
D. Hüerländer, N. Kleigrewe, G. Kehr, G. Erker, R. Fröhlich, Eur. J. Inorg. Chem. 2002, 2633-2642.
doi: 10.1002/1099-0682(200210)2002:10 2633::AID-EJIC2633>3.0.CO;2-4061 "Structural Features of Me2Si-Bridged Cp/Phosphido Group 4 Metal Complexes, "CpSiP" Constrained-Geometry Ziegler Natta Catalyst Precursors",
G. Altenhoff, S. Bredeau, G. Erker, G. Kehr, O. Kataeva, R. Fröhlich, Organometallics 2002, 21, 4084-4089. doi: 10.1021/om0200959060 "Homogeneous single component betaine Ziegler-Natta catalysts: Mechanistic features and synthetic developments",
G. Erker, G. Kehr, J. Strauch, B. Temme, J. Karl, M. Dahlmann, T. Helaja, R. Fröhlich, H. Luftmann, Polymeric Materials Science and Engineering 2002, 87, 64-74.059 "Synthesis and Structural Features of Arduengo Carbene Complexes of Group 4 Metallocene Cations",
M. Niehues, G. Erker, G. Kehr, P. Schwab, R. Fröhlich, O. Blacque, H. Berke, Organometallics 2002, 21, 2905-2911. doi: 10.1021/om020088k058 "Formation of Isomeric BAr3 Adducts of 2-Lithio-N-methylimidazole",
D. Vagedes, G. Kehr, D. König, K. Wedeking, R. Fröhlich, G. Erker, C. Mück-Lichtenfeld, S. Grimme, Eur. J. Inorg. Chem. 2002, 2015-2021.
doi: 10.1002/1099-0682(200208)2002:8 2015::AID-EJIC2015>3.0.CO;2-8057 "Novel organotin halides. Organometallic substituted stannoles and alkene derivatives with tin-chlorine and tin-bromine bonds - exceptionally small magnitude of coupling constants |1J(119Sn,13C)|",
B. Wrackmeyer, G. Kehr, S. Willbold, S. Ali, J. Organomet. Chem. 2002, 646, 125-133.
doi: 10.1016/S0022-328X(01)01316-X056 "Formation of sp3-C1-Bridged Cp/Amido Titanium and Zirconium "CpCN" Constrained-Geometry Ziegler Natta Catalyst Systems",
K. Kunz, G. Erker, S. Döring, S. Bredeau, G. Kehr, R. Fröhlich, Organometallics 2002, 21, 1031-1041.
doi: 10.1021/om010624t055 "Formation of Cyclodimeric (sp2-C1)-Bridged Cp/-Oxido ("CpC1O"MIVX2) Group 4 Metal Ziegler-Natta Catalyst Systems - How Important is the "Constrained Geometry" Effect?",
K. Kunz, G. Erker, G. Kehr, R. Fröhlich, H. Jacobsen, H. Berke, O. Blacque, J. Am. Chem. Soc. 2002, 124, 3316-3326. doi: 10.1021/ja010943b2001_________________________________________________
054 "Thermochemical Heat Treatment of Steel Substrates using Borane-Amine Adducts as Precursors",
A. Küper, G. Kehr, J. Pflug, H.-R. Stock, C. Sarter, P. Mayr, G. Erker, Surf. Eng. 2001, 17, 55-60.
doi: 10.1179/026708401101517601053 "The Development of Single Component Metallocene Betaine Ziegler-Natta Catalysts and Related Systems",
B. Temme, J. Karl, M. Dahlmann, K. Bergander, G. Kehr, H. Luftmann, R. Fröhlich, T. Jödicke, G. Erker, in Advances on Organometallic Catalysts and Olefin Polymerization in China and Germany, Ed. J. Sun, C. Janiak, Chemical Industry Press, Beijing, China 2001, 82-93.052 "Formation and structural characterization of amino-substituted [3]ferrocenophanes derived from intramolecular Mannich-type coupling reactions at the metallocene framework",
P. Liptau, S. Knüppel, G. Kehr, O. Kataeva, R. Fröhlich, G. Erker, J. Organomet. Chem. 2001, 637-639, 621-630. doi: 10.1016/S0022-328X(01)01139-1051 "Conformational Features of Group-4 ansa-Metallocenes with Long-(CH2)n-Chains Connecting their Cyclopentadienyl Ligands",
T. Jödicke, F. Menges, G. Kehr, G. Erker, U. Höweler, R. Fröhlich, Eur. J. Inorg. Chem. 2001, 2097-2106.
doi: 10.1002/1099-0682(200108)2001:8<2097::AID-EJIC2097>3.0.CO;2-L050 "Synthesis and Structural Behavior of the Tris(η-cyclopentadienyl)zirconium-Betaine Complex Cp2[η5-C5H4B(C6F5)3]Zr",
N. Kleigrewe, T. Brackemeyer, G. Kehr, R. Fröhlich, G. Erker, Organometallics 2001, 20, 1952-1955.
doi: 10.1021/om0010316049 "Synthesis and Structural and Chemical Features of Formimidoyl-Functionalized Lithium Cyclopentadienides",
K. Kunz, G. Erker, G. Kehr, R. Fröhlich, Organometallics 2001, 20, 392-400.
doi: 10.1021/om000753u048 "Generation of Homogeneous (sp3-C1)-Bridged Cp/Amido and Cp/Phosphido Group 4 Metal Ziegler-Natta Catalyst Systems",
K. Kunz, G. Erker, S. Döring, R. Fröhlich, G. Kehr, J. Am. Chem. Soc. 2001, 123, 6181-6182.
doi: 10.1021/ja0029634047 "Protonation of the Heterocyclic Cp-Anion Equivalent [Pyrrolyl-B(C6F5)3]Li - Formation of a Useful Neutral Brønsted Acid for the Generation of Homogeneous Metallocene Ziegler Catalysts",
G. Kehr, R. Roesmann, R. Fröhlich, C. Holst, G. Erker, Eur. J. Inorg. Chem. 2001, 535-538.
doi: 10.1002/1099-0682(200102)2001:2 535::AID-EJIC535>3.0.CO;2-62000_________________________________________________
046 "Addition and Coupling Reactions of Zirconocene Cation Complexes that Contain a Pendant η2-Formaldiminium Side Chain",
J. Pflug, G. Erker, G. Kehr, R. Fröhlich, Eur. J. Inorg. Chem. 2000, 1795-1801.
doi: 10.1002/1099-0682(200008)2000:8 1795::AID-EJIC1795>3.0.CO;2-Y045 "Probing The Dynamic Features of Bis(aminocyclopentadienyl) and Bis(aminoindenyl) Zirconium Complexes",
S. Knüppel, J.-L. Fauré, G. Erker, G. Kehr, M. Nissinen, R. Fröhlich, Organometallics 2000, 19, 1262-1268.
doi: 10.1021/om990919v044 "Reactions of Functional Groups at the Periphery of Group 4 Metallocene Frameworks: Selective Formation of a Cp-Bonded Azaboretidine Derivative by a Hydroboration Route",
D. Kunz, G. Erker, R. Fröhlich, G. Kehr, Eur. J. Inorg. Chem. 2000, 409-416.
doi: 10.1002/(SICI)1099-0682(200003)2000:3 409::AID-EJIC409>3.0.CO;2-6043 "(N-Pyrrolyl)B(C6F5)2 - A New Organometallic Lewis Acid for the Generation of Group 4 Metallocene Cation Complexes",
G. Kehr, R. Fröhlich, B. Wibbeling, G. Erker, Chem. Eur. J. 2000, 6, 258-266.
doi: 10.1002/(SICI)1521-3765(20000117)6:2 258::AID-CHEM258>3.0.CO;2-E1999_________________________________________________
042 "Novel Rearranements and Formation of 2,5-Dihydro-1,2,5-oxonia-stannaboratoles via Methanolysis of Zwitterionic η2-(Alkyn-1-yl-borate)alkenyltin Compounds",
B. Wrackmeyer, G. Kehr, S. Willbold, and R. Boese, Chem. Heterocycl. Compd. 1999, 35, 1041-1051.
doi: 10.1007/BF02251795041 "Group 5 Metal Complexes with Cyclooctatetraene: Formation and Characterization of (Butadiene)(cyclooctatetraene) (cyclopentadienyl)tantalum Systems",
H. C. Strauch, K. Bergander, G. Kehr, R. Fröhlich, G. Erker, Eur. J. Inorg. Chem. 1999, 1461-1466.
doi: 10.1002/(SICI)1099-0682(199909)1999:9 1461::AID-EJIC1461>3.0.CO;2-B040 "Stable Borate-Bridged ansa-Zirconocene Complexes. Preparation and X-ray Crystallographic Characterization of [Cp*2Al]+[Me(Ph)B(η5-C5H4)2ZrCl2]- and [PPN]+[Cl(Ph)B(η5-C5H4)2ZrCl2]",
C. T. Burns, D. S. Stelck, P. J. Shapiro, A. Vij, K. Kunz, G. Kehr, T. Concolino, A. L. Rheingold, Organometallics 1999, 18, 5432-5434. doi: 10.1021/om990744p039 "Evidence for α-Nitrogen Participation in the Internal C-H Activation Reaction at ((Dimethylamino)methyl)cyclopentadienyl-Derived Methylzirconocene Cations",
J. Pflug, A. Bertuleit, G. Kehr, R. Fröhlich, G. Erker, Organometallics 1999, 18, 3818-3826.
doi: 10.1021/om990216d038 "Lewis Acid Properties of Tris(pentafluorophenyl)borane. Structure and Bonding in L-B(C6F5)3 Complexes",
H. Jacobsen, H. Berke, S. Döring, G. Kehr, G. Erker, R. Fröhlich, O. Meyer, Organometallics 1999, 18, 1724-1735. doi: 10.1021/om981033e037 "Reactions of Zwitterionic η2-(Alkyn-1-yl-borate)alkenyltin Compounds with Lewis bases",
B. Wrackmeyer, G. Kehr, S. Willbold, J. Organomet. Chem. 1999, 590, 93-103.
doi: 10.1016/S0022-328X(99)00437-4036 "1,1-Organoboration of Tetraynes - Routes to New Siloles, Stannoles and Fused Heterocycles",
B. Wrackmeyer, G. Kehr, J. Süß, E. Molla, J. Organomet. Chem. 1999, 577, 82-92.
doi: 10.1016/S0022-328X(98)01029-81998_________________________________________________
035 "1,6-Dihydro-1,6-disilapentalene Derivatives by 1,1-Organoboration of Triynes",
B. Wrackmeyer, G. Kehr, J. Süß, E. Molla, J. Organomet. Chem. 1998, 562, 207-215.
doi: 10.1016/S0022-328X(98)00529-4034 "C1-verbrückte Fluorenyliden-Indenylidenkomplexe des Typs (C13H8-CR2-C9H6-nR'n)ZrCl2 (n = 0, 1; R = Me, Ph, Butenyl; R' = Alkyl, Alkenyl) als Metallocenkatalysatorvorstufen für die Ethylenpolymerisation",
H. G. Alt, M. Jung, G. Kehr, J. Organomet. Chem. 1998, 562, 153-281.
doi: 10.1016/S0022-328X(98)00406-9033 "Trisilylamines, a 13C, 15N and 29Si NMR Study in Solution - Evidence for Si-Br-Si Bridging", B. Wrackmeyer, G. Kehr, D. Wettinger, Magn. Reson. Chem. 1998, 36, S157-S160.
doi: 10.1002/(SICI)1097-458X(199806)36:13 S157::AID-OMR270>3.0.CO;2-4032 "Reaction of 9-Borabicyclo[3.3.1]nonane with N-Trimethylsilylamines - Cleavage of the N-Si or N-H Bond",
B. Wrackmeyer, G. Kehr, S. Ali, Z. Naturforsch. 1998, 53b, 393-395.
doi: 10.1515/znb-1998-0321031 "N-Trialkylstannyl Substituted Pyrroles, Indoles and N-Trimethylstannyl-carbazole: Determination of Signs of Coupling Constants and Isotope-Induced Chemical Shifts 1Δ14/15N(119Sn)",
B. Wrackmeyer, G. Kehr, H. E. Maisel, H. Zhou, Magn. Reson. Chem. 1998, 36, 39-45.
doi: 10.1002/(SICI)1097-458X(199801)36:1 39::AID-OMR209>3.0.CO;2-W1997_________________________________________________
030 "1H,13C,119Sn NMR, 119mSn Mössbauer, Infrared and Mass Spectrometric Studies of Organotin Carboxylates of 2-(2,3-Dimethylphenyl)aminobenzoic Acid and Their Effect on Microorganisms",
M. Danish, S. Ali, A. Badshah, M. Mazhar, H Masood, A. Malik, G. Kehr, Synth. React. Inorg. Met.-Org. Chem. 1997, 27, 863-885. doi: 10.1080/00945719708000234029 "1,10-Distanna-cyclo-octadeca-2,8,11,17-tetrayne",
B. Wrackmeyer, G. Kehr, D. Wettinger, Main Group Met. Chem. 1997, 20, 573-579.
doi: 10.1515/MGMC.1997.20.9.573028 "[μ2-,η2-Alkynyl-hexacarbonyldicobalt]organotin Complexes and the Molecular Structure of Bis[μ2-,η2-ethynylhexacarbonyldicobalt]diphenyltin",
B. Wrackmeyer, G. Kehr, H. E. Maisel, H. Nöth, J. Organomet. Chem. 1997, 532, 201-206.
doi: 10.1016/S0022-328X(96)06748-4027 "Di-tert-butyl(N-pyrrolyl)phosphane, -sulfide, and -selenide - Studied by Multinuclear Magnetic Resonance",
B. Wrackmeyer, G. Kehr, H. Zhou, Fresenius J. Anal. Chem. 1997, 357, 489-493.
doi: 10.1007/s002160050198026 "Pentaalkyl-6-diphenylphosphino-2,3,4,5-tetracarba-nido-hexaboranes(6)",
B. Wrackmeyer, A. Glöckle, G. Kehr, Phosphorus, Sulfur and Silicon, 1997, 131, 25-35.
doi: 10.1080/104265097080315931996_________________________________________________
025 "Organometallic-substituted Allenes - Determination of Coupling Signs and Molecular Structures of two Stannylated Allenes",
B. Wrackmeyer, U. Dörfler, G. Kehr, H. E. Maisel, W. Milius, J. Organomet. Chem. 1996, 524, 169-170.
doi: 10.1016/50022-328X(96)06436-4024 "Coupling Sign Determination and Isotope-Induced Chemical Shifts 1Δ15/14N(29Si), 1Δ15/14N(119Sn) and 1Δ29/28Si(15N): Multinuclear Magnetic Resonance Study of N-Trimethylsilyl, -stannyl and -plumbyl Substituted 2-Aminopyridines, 2,6-Diaminopyridines and of Analogous 2-Picolines",
B. Wrackmeyer, G. Kehr, H. Zhou, S. Ali, Magn. Reson. Chem. 1996, 34, 921-928.
doi: 10.1002/(SICI)1097-458X(199611)34:11023 "2,5-Dihydro-1,2,5-phosphasilaborole Derivatives - Determination of Signs of Coupling Constants 1J(31P,29Si), 2J(31P,31P), J(31P,13C), J(31P,1H)]",
B. Wrackmeyer, G. Kehr, R. Köster, G.Seidel, Magn. Reson. Chem. 1996, 34, 625-630.
doi: 10.1002/(SICI)1097-458X(199608)34:81995_________________________________________________
022 "Determination of Coupling Signs in Stannylated Alkynes and Allenes",
B. Wrackmeyer, G. Kehr, J. Süß, Main Group Met. Chem. 1995, 18, 127-134.
doi: 10.1515/MGMC.1995.18.127021 "Mossbauer, Multinuclear Magnetic Resonance and Mass Spectrometric Studies of Organotin Carboxylates of m-Methyl-trans-cinnamic Acid",
S. Ali, M. Danish, M. Mazhar, A. Badshah, M. I. Chaudhary, H. G. Alt, G. Kehr, Polyhedron 1995, 14, 3115-3123. doi: 10.1016/0277-5387(95)00080-C020 "Synthesis of 1,6-Dihalogeno-2,3,4,5-tetracarba-nido-hexaborane(6) Derivatives",
B. Wrackmeyer, G. Kehr, J. Organomet. Chem. 1995, 501, 87-93.
doi: 10.1016/0022-328X(95)05619-Z019 "Application of 2D Heteronuclear Shift Correlations to the Determination of Coupling Signs in Bis(trimethyltin) Sulfide, Selenide, Telluride, Trimethyltin Methylselenide and Bis(trimethylsilyl) selenide",
B. Wrackmeyer, K. Bauer, G. Kehr, U. Dörfler, Main Group Met. Chem. 1995, 18, 1-7.
doi: 10.1515/MGMC.1995.18.111994_________________________________________________
018 "Determination of Absolute Signs of 119Sn-117Sn Spin-Spin Coupling Constants",
B. Wrackmeyer, G. Kehr, Z. Naturforsch. 1994, 49b, 1407-1409.
doi: 10.1515/znb-1994-1017017 "1,1-Organoboration of Tri-1-alkynyltin Compounds - Novel Triorganotin Cations, Stannoles, 3-Stannolenes and 1-Stanna-4-bora-2,5-cyclohexadiens",
B. Wrackmeyer, G. Kehr, D. Wettinger, Inorg. Chim. Acta 1994, 220, 161-173.
doi: 10.1016/0020-1693(94)03869-4016 "Trimethylsilylierte 1,4-Diborinane und 1,3-Diborolane-Bildung, Isomeren-Trennung und Charakterisierung",
R. Köster, G. Seidle, F. Lutz, C. Krüger, G. Kehr, B. Wrackmeyer, Chem. Ber. 1994, 127, 813-820.
doi: 10.1002/cber.19941270504015 "Cyclic Bis(amino)organotin Cations, Stabilized by π-Coordination and New Spirocyclic Stannole Derivatives",
B. Wrackmeyer, G. Kehr, S. Ali, Inorg. Chim. Acta 1994, 216, 51-55.
doi: 10.1016/0020-1693(93)03702-C014 "Application of Hahn-Echo Extended Puls Sequences to N-Pyrrolyl-Phosphorus Compounds",
B. Wrackmeyer, G. Kehr, J. Magn. Reson. 1994, 107, 106-108.1993_________________________________________________
013 "Exchange Reaktions between 1-Alkynyltin Compounds, Studied by 13C, 29Si and 119Sn NMR Multinuclear NMR of Tetrakis(trimethylsilylethynyl)lead and the Crystal Structures of two Tetra-1-alkynyltin Compounds",
B. Wrackmeyer, G. Kehr, D. Wettinger, W. Milius, Main Group Met. Chem. 1993, 16, 445-461.012 "Tetra-1-alkynyltin Compounds and Exchange Reactions with Tin Tetrachloride - 13C and 119Sn Nuclear Magnetic Resonance Study",
B. Wrackmeyer, G. Kehr, Main Group Met. Chem. 1993, 16, 305-314.011 "Geminal Coupling Constants 2J(15N13C) in 2-Substituted Pyridines, Measured by Hahn-Echo Extended (HEED) Pulse Sequences",
B. Wrackmeyer, G. Kehr, Z. Naturforsch. 1993, 48b, 1433-1435.
doi: 10.1515/znb-1993-1021010 "1,1-Organoboration of Di-1-alkynylsilanes with Alkynyl Groups of Different Reactivity: New Organometallic-Substituted Siloles",
B. Wrackmeyer, G. Kehr, J. Süß, Chem. Ber. 1993, 126, 2221-2226.
doi: 10.1002/cber.19931261009009 "Organosubstituierte 1,1´-Spirobisilole und 1,1´-Spirobigermole durch vierfache Organoborierung von Tetra-1-alkinylsilanen und -germanen",
R. Köster, G. Seidel, I. Klopp, C. Krüger, G. Kehr, J. Süß, B. Wrackmeyer, Chem. Ber. 1993, 126, 1385-1396. doi: 10.1002/cber.199312606171992_________________________________________________
008 "Organotin Cations Stabilized by π-Coordination - Synthesis and NMR Studies in Solution and in the Solid State",
B. Wrackmeyer, G. Kehr, A. Sebald, J. Kümmerlen, Chem. Ber. 1992, 125, 1597-1603.
doi: 10.1002/cber.19921250714007 "Synthesis and Multinuclear Magnetic Resonance Studie (13C, 15N, 29Si, 119Sn) of Alkynyl(dialkylamino)tin Compounds",
B. Wrackmeyer, G. Kehr, H. Zhou, S. Ali, Main Group Met. Chem. 1992, 15, 89-99.006 "η5-Cyclopentadienyl-Derivatives of Tin(II) - Studied by Two-Dimensional Multinuclear Resonance in Solution and by 13C, and 119Sn CP/MAS NMR in the Solid State",
B. Wrackmeyer, E. Kupce, G. Kehr, A. Sebald, Magn. Reson. Chem. 1992, 30, 964-968.
doi: 10.1002/mrc.1260301010005 "Routes to Bis(amino)tin Dichlorides: Exchange Reactions between Tin(IV) Chloride and Tin(II)- and Tin(IV) Amides, and the Synthesis of a Cyclic Bis(amino)tin Dichloride from Tin(IV) Chloride and N,N´-Di-tert-butyl-1,3-diaminopropane via HCl Elimination",
B. Wrackmeyer, G. Kehr, H.Zhou, S. Ali, Inorg. Chim. Acta 1992, 197, 129-133.
doi: 10.1016/S0020-1693(00)84955-5004 "13C, 15N , 29Si, 31P NMR of N-Trimethylsilylamino-Phosphorus Compounds - Sign-Determination of Various Coupling Constants - Application of Hahn-Echo Extended Pulse Sequences",
B. Wrackmeyer, E. Kupce, G. Kehr, J. Schiller, Magn. Reson. Chem. 1992, 30, 304-311.
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