dimethyl (1α,3α,3aβ,6α,7β,8α,10aβ)-1,2,3,3a,6,7,8,10a-octahydro-7-(phenylthio)-1,3:6,8-ethanediylidenecyclopentacyclononene-4,10-divarboxylate 以
氘代苯 为溶剂,
以24%的产率得到dimethyl (1α,2β,3α,3aβ,6α,8α,10aβ)-1,2,3,3a,6,7,8,10a-octahydro-2-(phenylthio)-1,3:6,8-ethanediylidenecyclopentacyclononene-4,10-dicarboxylate