乙酸酐 、
16α-acetoxymethyl-5-androstene-3β,17β-diol 3-acetate 17-p-toluenesulfonate 在
potassium acetate 作用下,
反应 120.0h,
以6.8%的产率得到Acetic acid (3S,8R,9S,10R,16R)-16-acetoxymethyl-10,17-dimethyl-2,3,4,7,8,9,10,11,12,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl ester