(4aS,6aS,11aS,11bS)-7,9-dihydroxy-4,4,6a,11b-tetramethyl-1,2,4,4a,5,6,6a,11,11a,11bdecahydro-benzo[a]fluoren-3-one 在
ammonium acetate 、 sodium cyanoborohydride 、
盐酸 作用下,
以
甲醇 、
二氯甲烷 为溶剂,
生成 (3R,4aS,6aS,11aS,11bS)-3-amino-4,4,6a,11b-tetramethyl-2,3,4,4a,5,6,6a,11,11a,11b-decahydro-1H-benzo[a]fluorene-7,9-diol hydrochloride 、 (3S,4aS,6aS,11aS,11bS)-3-amino-4,4,6a,11b-tetramethyl-2,3,4,4a,5,6,6a,11,11a,11b-decahydro-1H-benzo[a]fluorene-7,9-diol hydrochloride