trans-2-3',4'-dimethoxy-2'-methoxycarbonylphenyl-2,3-epoxy-trans-4-hydroxy-6,7-methylenedioxy-α-tetralone 在
sodium tetrahydroborate 作用下,
以
甲醇 为溶剂,
反应 0.58h,
以69%的产率得到trans-2-3',4'-dimethoxy-2'-methoxycarbonylphenyl-cis-2,3-epoxy-1,2,3,4-tetrahydro-1,trans-4-dihydroxy-6,7-methylenedioxynaphthalene