Silver-catalyzed carbomagnesiation of terminal aryl and silyl alkynes and enynes in the presence of 1,2-dibromoethane.
Regioselective carbomagnesiation of terminal alkynes and enynes with alkyl Grignard reagents has been achieved by the combined use of a silver catalyst and 1,2-dibromoethane.
Fujii
Yuuki
Y
Department of Applied Chemistry Graduate School of Engineering, Osaka University, Yamadaoka 2-1, Suita, Osaka 565-0871, Japan.
Terao
Jun
J
Kambe
Nobuaki
N