4-[((5S,8R,9S,10S,13S,14S,17S)-17-Hydroxy-10,13-dimethyl-3-oxo-hexadecahydro-cyclopenta[a]phenanthren-17-ylmethyl)-carbamoyl]-butyric acid methyl ester 在
氢氧化钾 作用下,
以
乙醇 为溶剂,
反应 36.0h,
以83%的产率得到4-[((5S,8R,9S,10S,13S,14S,17S)-17-Hydroxy-10,13-dimethyl-3-oxo-hexadecahydro-cyclopenta[a]phenanthren-17-ylmethyl)-carbamoyl]-butyric acid