1-((8S,9S,11S,13S,14S)-3-Hydroxy-11,13-dimethyl-7,8,9,11,12,13,14,15-octahydro-6H-cyclopenta[a]phenanthren-17-yl)-ethanone 、
碘甲烷 在
potassium carbonate 作用下,
以
乙醇 为溶剂,
生成 1-((8S,9S,11S,13S,14S)-3-Methoxy-11,13-dimethyl-7,8,9,11,12,13,14,15-octahydro-6H-cyclopenta[a]phenanthren-17-yl)-ethanone