(3bS,9bS)-7-isopropyl-6-methoxy-9b-methyl-3a,3b,4,5,9b,10-hexahydrophenanthro[2,1-c]furan-3(1H)-one 在
sodium methylate 作用下,
以
甲醇 为溶剂,
反应 0.25h,
以100%的产率得到(3bR,9bS)-7-isopropyl-6-methoxy-9b-methyl-3b,4,5,9b,10,11-hexahydrophenanthro[2,1-c]furan-3(1H)-one