Acetic acid (8R,9S,10R,13S,14S,17R)-3-acetoxy-10,13-dimethyl-17-vinyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl ester 在
molybdenum hexacarbonyl
N,O-bis(trimethylsilyl) acetamide 作用下,
以
甲苯 为溶剂,
反应 2.0h,
以67%的产率得到Acetic acid (8R,9S,10R,13S,14S)-10,13-dimethyl-17-vinyl-2,3,4,7,8,9,10,11,12,13,14,15-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl ester