丁炔二酸二甲酯 、
tert-Butyl-dimethyl-((2S,4aS,8aS)-3,4a,8,8-tetramethyl-4-vinyl-1,2,4a,5,6,7,8,8a-octahydro-naphthalen-2-yloxy)-silane 以
甲苯 为溶剂,
反应 60.0h,
以6%的产率得到(4bS,8aS,10S,10aS)-10-(tert-Butyl-dimethyl-silanyloxy)-4b,8,8,10a-tetramethyl-3,4b,5,6,7,8,8a,9,10,10a-decahydro-phenanthrene-1,2-dicarboxylic acid dimethyl ester