(3S,4S)-5-[(3S,4S)-7,9-dimethoxy-4-(methoxymethoxy)-3-methyl-10-oxo-1,3,4,5-tetrahydrobenzo[g]isochromen-5-yl]-7,9-dimethoxy-4-(methoxymethoxy)-3-methyl-1,3,4,5-tetrahydrobenzo[g]isochromen-10-one 在
sodium hydroxide 作用下,
以
甲醇 为溶剂,
反应 1.0h,
生成 (3S,4S,3'S,4'S)-7,9,7',9'-Tetramethoxy-4,4'-bis-methoxymethoxy-3,3'-dimethyl-3,4,3',4'-tetrahydro-1H,1'H-[5,5']bi[benzo[g]isochromenyl]-10,10'-diol