(13S,14S,17S)-3-Methoxy-13-methyl-17-[4-(pyrrolidin-1-ylazo)-phenylethynyl]-12,13,14,15,16,17-hexahydro-11H-cyclopenta[a]phenanthren-17-ol 在
三甲基氯硅烷 、 sodium iodide 作用下,
以
乙腈 为溶剂,
以34%的产率得到(13S,14S,17S)-17-(4-Iodo-phenylethynyl)-3-methoxy-13-methyl-12,13,14,15,16,17-hexahydro-11H-cyclopenta[a]phenanthren-17-ol