phenyl 1-(trimethylsilyl)prop-2-en-1-yl sulfide 在
六甲基磷酰三胺 、
仲丁基锂 作用下,
反应 3.0h,
生成 (E)-(S)-2-[(3S,8S,9S,10R,13S,14S,17S)-10,13-Dimethyl-3-(tetrahydro-pyran-2-yloxy)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl]-6-methyl-5-phenylsulfanyl-hepta-3,5-dien-2-ol