(1R,3aR,4S,4aR,5R,8R)-4-(3,4-Dimethoxy-phenyl)-5,8-dihydroxy-1,3a-dimethyl-octahydro-cyclopenta[1,4]cyclobuta[1,2]benzen-6-one 在
sodium tetrahydroborate 作用下,
以
1,4-二氧六环 、
甲醇 为溶剂,
反应 0.83h,
以50%的产率得到(1R,3aR,4S,4aR,5R,8R)-4-(3,4-Dimethoxy-phenyl)-1,3a-dimethyl-decahydro-cyclopenta[1,4]cyclobuta[1,2]benzene-5,6,8-triol