<(5S,7R,8S,9R)-9-benzyloxy-3,4-dimethoxy-7,8-dimethyl-2,3-methylenedioxy-6,7,8,9-tetrahydrospiro<5H-benzycycloheptene-5,1'-cyclohexa-2',5'-dien>-4'-one> 在
sodium tetrahydroborate 作用下,
以
甲醇 为溶剂,
反应 1.0h,
生成
(7R,8S,9R)-9-benzyloxy-3',4-dimethoxy-7,8-dimethyl-2,3-methylenedioxy-6,7,8,9-tetrahydrospiro<5H-benzylocycloheptene-5,1'-cyclohexa-2',5'-dien>-4'-ol