tert-butyl-[(2S,3S,4R)-3-[chloro(dimethyl)silyl]oxy-2,4-dimethylhex-5-enoxy]-diphenylsilane 在
RuCl2(1,3-dimesityl-imidazolidin-2-yl)(PCy3)(=CHPh) 咪唑 作用下,
以
四氢呋喃 、
苯 为溶剂,
反应 64.0h,
生成 (Z)-(4S,5R,8S)-8-[4-(tert-Butyl-diphenyl-silanyloxy)-butyl]-4-[(S)-2-(tert-butyl-diphenyl-silanyloxy)-1-methyl-ethyl]-2,2,5-trimethyl-5,8-dihydro-4H-[1,3,2]dioxasilocine