Synthesis of a new olefin polymerization catalyst supported by an sp3-C donor via insertion of a ligand-appended alkene into the Hf–C bond of a neutral pyridylamidohafnium trimethyl complex

Gregory J. Domski; Joseph B. Edson; Ivan Keresztes; Emil B. Lobkovsky; Geoffrey W. Coates

doi:10.1039/B811384J

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Synthesis of a new olefin polymerization catalyst supported by an sp³-C donor via insertion of a ligand-appended alkene into the Hf–C bond of a neutral pyridylamidohafnium trimethyl complex†

Gregory J. Domski,^a Joseph B. Edson,^a Ivan Keresztes,^a Emil B. Lobkovsky^a and Geoffrey W. Coates*^a

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^a Department of Chemistry and Chemical Biology, Baker Laboratory, Cornell University, Ithaca, USA
E-mail: gc39@cornell.edu
Fax: +1 607 255-4137
Tel: +1 607-255-5447

Abstract

A new living and isoselective propylene polymerization precatalyst was generated via the intramolecular insertion of a ligand-appended vinyl group into the Hf–C bond of a neutral pyridylamidohafnium trimethyl complex.

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Article information

DOI: https://doi.org/10.1039/B811384J
Article type: Communication
Submitted: 04 Jul 2008
Accepted: 17 Sep 2008
First published: 22 Oct 2008

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Chem. Commun., 2008, 6137-6139

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Synthesis of a new olefin polymerization catalyst supported by an sp³-C donor via insertion of a ligand-appended alkene into the Hf–C bond of a neutral pyridylamidohafnium trimethyl complex

G. J. Domski, J. B. Edson, I. Keresztes, E. B. Lobkovsky and G. W. Coates, Chem. Commun., 2008, 6137 DOI: 10.1039/B811384J

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Chemical Communications