A Good Bargain: An Inexpensive, Air-Stable Ruthenium Metathesis Catalyst Derived from α-Asarone
Karol Grela* and Mikhail Kim
*Institute of Organic Chemistry, Polish Academy of Sciences, Kasprzaka 44/52, P.O.B. 58, 01-224 Warsaw (Poland), Email: grelaicho.edu.pl
K. Grela, M. Kim, Eur. J. Org. Chem., 2003, 963-966.
The one-step synthesis of ruthenium carbene catalyst from inexpensive α-asarone is described. This easy to obtain and air stable complex can be used successfully in various types of metathesis (RCM, CM, enyne) as a cheaper and more potent substitute of the Hoveyda-type catalyst.
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M. Bieniek, R. Bujok, M. Cabaj, N. Lugan, G. Lavigne, D. Arlt, K. Grela, J. Am. Chem. Soc., 2006, 128, 13652-13653.