在
RuCl2(1,3-dimesityl-imidazolidin-2-yl)(PCy3)(=CHPh) 作用下,
以
甲苯 为溶剂,
反应 1.0h,
生成 tert-butyl (4R)-4-[(E)-2-[(1R,6E,9R,11R,12R,13S,16Z,19S,23R,25R,27R,31S)-27-[tert-butyl(diphenyl)silyl]oxy-12,31-dimethyl-21-methylidene-15-oxo-4,10,14,29,30-pentaoxa-32-azapentacyclo[23.3.1.12,5.19,13.119,23]dotriaconta-2,5(32),6,16-tetraen-11-yl]prop-1-enyl]-2,2-dimethyl-1,3-oxazolidine-3-carboxylate 、