5-<2-(diphenylmethylene)cyclopropyl>-4,4-dimethyl-1-penten-3-one 在
Pd
(0) catalyst from bis(dibenzylideneacetone)palladium and tri-isopropyl phosphite 作用下,
以
氘代苯 、
甲苯 为溶剂,
反应 48.0h,
以47%的产率得到4-(diphenylmethylene)hexahydro-2,2-dimethyl-1(2H)-pentalenone