胆固醇甲酰氯 、
4,4’-二羟基偶氮苯 以
丙酮 为溶剂,
反应 16.0h,
以33.6%的产率得到(3S,8S,9S,10R,13R,14S,17R)-10,13-dimethyl-17-((R)-6-methylheptan-2-yl)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl (4-((4-hydroxyphenyl)diazenyl)phenyl) carbonate