N,N-diethyl-1-(((8R,9S,13S,14S)-3-methoxy-13-methyl-7,8,9,11,12,13,14,15-octahydro-6H-cyclopenta[a]phenanthren-17-yl)oxy)-1,1-dimethylsilanamine 在
碘苯二乙酸 作用下,
以
二氯甲烷 为溶剂,
以81%的产率得到(8R,9S,13S,14S)-16-(diethylamino)-3-methoxy-13-methyl-7,8,9,11,12,13,15,16-octahydro-6H-cyclopenta[a]phenanthren-17(14H)-one