(3R,5R,6S,8S,9S,10R,13R,14S,17R)-17-((R)-7-Chloro-4,4,5,5,6,6,7,7-octafluoro-1-methyl-heptyl)-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthrene-3,6-diol 在
氢氧化钾 、
potassium acetate 作用下,
以
吡啶 为溶剂,
生成 (3S,8S,9S,10R,13R,14S,17R)-17-((R)-7-Chloro-4,4,5,5,6,6,7,7-octafluoro-1-methyl-heptyl)-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-ol