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Preparation of Substituted Cyclopentadienes through Platinum(II)‐Catalyzed Cyclization of 1,2,4‐Trienes
Author(s) -
Funami Hideaki,
Kusama Hiroyuki,
Iwasawa Nobuharu
Publication year - 2007
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.200603986
Subject(s) - platinum , carbene , catalysis , yield (engineering) , chemistry , organic chemistry , medicinal chemistry , physics , thermodynamics
A pinch of platinum… Platinum(II)‐catalyzed cyclization of 1,2,4‐trienes proceeds under mild conditions to give well‐defined, highly substituted cyclopentadienes in good yield. The reaction was confirmed to proceed through α,β‐unsaturated platinum–carbene complex intermediates (see scheme).