Molecular and supported Ti(III)-alkyls: efficient ethylene polymerization driven by the ?-character of metal–carbon bonds and back donation from a singly occupied molecular orbital
Chem. Sci., 2021, 12,780-792DOI: 10.1039/D0SC04436A, Edge Article Open Access   This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.Anton Ashuiev, Florian Allouche, Nino Wili, Keith Searles, Daniel Klose, Christophe Copéret, Gunnar JeschkeTi(III) alkyl species polymerize ethylene via an original mechanism, which involves back donation to the ?*(C2H4) and a delocalization of the unpaired electron in the transition state of C2H4 insertion into the partially alkylidenic Ti(III)–C bond.The content of this RSS Feed (c) The Royal Society of Chemistry