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Homolytic Bond Strengths and Formation Rates in Half‐Sandwich Chromium Alkyl Complexes: Relevance for Controlled Radical Polymerization
Author(s) -
Champouret Yohan,
Baisch Ulrich,
Poli Rinaldo,
Tang Liming,
Conway Julia L.,
Smith Kevin M.
Publication year - 2008
Publication title -
angewandte chemie international edition
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 1433-7851
DOI - 10.1002/anie.200801498
Subject(s) - homolysis , radical , steric effects , chemistry , alkyl , radical polymerization , vinyl acetate , chromium , polymerization , aryl , polymer chemistry , medicinal chemistry , organic chemistry , polymer , copolymer
Radicals in check : The steric properties of the aryl substituents in chromium β‐ketiminato complexes can be tuned to achieve reversible radical trapping of a growing poly(vinyl acetate) radical chain (see scheme; V‐70=radical initiator, VOAc=vinyl acetate).