Kehr G - Search Results

1

Oligoethylene chains terminated by ferrocenyl end groups: synthesis, structural properties, and two-dimensional self-assembly on surfaces.

Wedeking K, Mu Z, Kehr G, Sierra JC, Lichtenfeld CM, Grimme S, Erker G, Fröhlich R, Chi L, Wang W, Zhong D, Fuchs H. Wedeking K, et al. Among authors: kehr g. Chemistry. 2006 Feb 8;12(6):1618-28. doi: 10.1002/chem.200500552. Chemistry. 2006. PMID: 16245375

2

Generation of homogeneous (sp(3)-C(1))-bridged Cp/amido and Cp/phosphido group 4 metal Ziegler-Natta catalyst systems.

Kunz K, Erker G, Döring S, Fröhlich R, Kehr G. Kunz K, et al. Among authors: kehr g. J Am Chem Soc. 2001 Jun 27;123(25):6181-2. doi: 10.1021/ja0029634. J Am Chem Soc. 2001. PMID: 11414854 No abstract available.

3

Formation of cyclodimeric (sp(2)-C(1))-bridged Cp/-oxido ("CpC(1)O"M(IV)X(2)) group 4 metal Ziegler-Natta catalyst systems--how important is the "constrained geometry" effect?

Kunz K, Erker G, Kehr G, Fröhlich R, Jacobsen H, Berke H, Blacque O. Kunz K, et al. Among authors: kehr g. J Am Chem Soc. 2002 Apr 3;124(13):3316-26. doi: 10.1021/ja010943b. J Am Chem Soc. 2002. PMID: 11916416

4

(N-pyrrolyl)B(C6F5)2--a new organometallic Lewis acid for the generation of group 4 metallocene cation complexes.

Kehr G, Fröhlich R, Wibbeling B, Erker G. Kehr G, et al. Chemistry. 2000 Jan;6(2):258-66. doi: 10.1002/(SICI)1521-3765(20000117)6:2<258::AID-CHEM258>3.0.CO;2-E. Chemistry. 2000. PMID: 11931105

5

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.

Strauch JW, Erker G, Kehr G, Fröhlich R. Strauch JW, et al. Among authors: kehr g. Angew Chem Int Ed Engl. 2002 Jul 15;41(14):2543-6. doi: 10.1002/1521-3773(20020715)41:14<2543::AID-ANIE2543>3.0.CO;2-W. Angew Chem Int Ed Engl. 2002. PMID: 12203528 No abstract available.

6

Formation of dinuclear titanium and zirconium complexes by olefin metathesis--catalytic preparation of organometallic catalyst systems.

Cano Sierra J, Hüerländer D, Hill M, Kehr G, Erker G, Fröhlich R. Cano Sierra J, et al. Among authors: kehr g. Chemistry. 2003 Aug 4;9(15):3618-22. doi: 10.1002/chem.200304789. Chemistry. 2003. PMID: 12898689

7

Formation of a unique ansa-metallocene framework by intramolecular photochemical [2+2] cycloaddition of bis(2-alkenylindenyl)zirconium complexes.

Nie WL, Erker G, Kehr G, Fröhlich R. Nie WL, et al. Among authors: kehr g. Angew Chem Int Ed Engl. 2004 Jan 3;43(3):310-3. doi: 10.1002/anie.200351886. Angew Chem Int Ed Engl. 2004. PMID: 14705084 No abstract available.

8

(Butadiene)metallocene/B(C6F5)3 pathway to catalyst systems for stereoselective methyl methacrylate polymerization: evidence for an anion dependent metallocene catalyzed polymerization process.

Strauch JW, Fauré JL, Bredeau S, Wang C, Kehr G, Fröhlich R, Luftmann H, Erker G. Strauch JW, et al. Among authors: kehr g. J Am Chem Soc. 2004 Feb 25;126(7):2089-104. doi: 10.1021/ja035739y. J Am Chem Soc. 2004. PMID: 14971944

9

Formation of a bifunctional zirconocene complex that favours intramolecular -B(C6F5)2 addition to a Cp ring over sigma-ligand abstraction.

Hill M, Kehr G, Erker G, Kataeva O, Fröhlich R. Hill M, et al. Among authors: kehr g. Chem Commun (Camb). 2004 Apr 21;(8):1020-1. doi: 10.1039/b400228h. Epub 2004 Mar 23. Chem Commun (Camb). 2004. PMID: 15069524

10

Exploring CH-activation pathways in bifunctional zirconocene/borane systems.

Hill M, Erker G, Kehr G, Fröhlich R, Kataeva O. Hill M, et al. Among authors: kehr g. J Am Chem Soc. 2004 Sep 8;126(35):11046-57. doi: 10.1021/ja048447l. J Am Chem Soc. 2004. PMID: 15339191

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