Allenylidene-to-Indenylidene Rearrangement in Arene-Ruthenium Complexes: A Key Step to Highly Active Catalysts for Olefin Metathesis Reactions
Ricardo Castarlenas, Chloé Vovard, Cédric Fischmeister and Pierre H. Dixneuf*
*Institut de Chimie de Rennes, UMR 6509
CNRS-Université de Rennes, Organométalliques et Catalyse, Campus de Beaulieu,
35042 Rennes, France, Email: pierre.dixneuf
univ-rennes1.fr
R. Castarlenas, C. Vovard, C. Fischmeister, P. H. Dixneuf, J. Am. Chem. Soc., 2006, 128, 4079-4089.
DOI: 10.1021/ja0579762
Abstract
Allenylidene-ruthenium complexes on protonation with HOTf are rearranged to indenylidene-ruthenium complexes, which are efficient catalyst precursors for ring-opening metathesis polymerization, ring-closing metathesis and enyne metathesis of a variety of substrates.
see article for more examples
preparation of an indenylidene-ruthenium complex (see article for details)
in situ generation of active species
Key Words
Olefin Metathesis, Ring-Closing Metathesis, Ring-Opening Metathesis, Enyne Metathesis, 3-Pyrrolines, 2,5-Dihydrofurans, O-Heterocycles
ID: J48-Y2006-1710
