Elsevier

Tetrahedron Letters

Volume 41, Issue 51, 16 December 2000, Pages 9973-9976
Tetrahedron Letters

Synthesis and metathesis reactions of a phosphine-free dihydroimidazole carbene ruthenium complex

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Abstract

Synthesis and activity in ring closure metathesis (RCM) and cross metathesis (CM) of the phosphine-free 1,3-dimesityl-4,5-dihydroimidazole-2-ylidene (IHMes) ruthenium alkoxybenzylidene complex 6 are reported.

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Acknowledgements

S.G. and S.R. thank the Graduiertenkolleg ‘Synthetische, mechanistische und reaktions-technische Aspekte von Metallkatalysatoren’ of the TU Berlin for their Ph.D. grants.

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