(3S,6R,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-3-methoxymethoxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-6-yl-cyanamide 在
lead(IV) acetate 作用下,
以
环己烷 为溶剂,
反应 1.0h,
以80%的产率得到(3S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-3-methoxymethoxy-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-(6E)-ylidene-cyanamide