3-oxo-5α,17α-pregn-1-ene-21,17-carbolactone 在
氢氧化钾 作用下,
以
甲醇 为溶剂,
反应 6.0h,
以81%的产率得到Potassium; 3-((5S,8R,9S,10R,13S,14S,17R)-17-hydroxy-10,13-dimethyl-3-oxo-4,5,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-17-yl)-propionate