(8R,9S,13R,14S)-13-[3-(Cyclohexa-1,4-dienyloxy)-propyl]-3-methoxy-1,4,6,7,8,9,11,12,13,14,15,16-dodecahydro-cyclopenta[a]phenanthren-17-one 在
盐酸 作用下,
以
甲醇 为溶剂,
生成
(1S,4S,5R,13R,14S,16S,20R)-20-ethynyl-20-hydroxypentacyclo[14.3.1.01,14.04,13.05,10]icos-9-en-8-one