3-(4,5-heptadienyl)-4-methyl-2-cyclohexen-1-one 以
环己烷 为溶剂,
反应 1.0h,
生成 (3aS,4aS,8aR)-4-Eth-(Z)-ylidene-8-methyl-octahydro-cyclopenta[1,4]cyclobuta[1,2]benzen-5-one 、 (3aS,4aS,8aR)-4-Eth-(E)-ylidene-8-methyl-octahydro-cyclopenta[1,4]cyclobuta[1,2]benzen-5-one