dimethyl 3-cyclohexyl-3-methyl-cyclopropene-1,2-dicarboxylate 在
tris(dibenzylideneacetone)dipalladium(0) chloroform complex 作用下,
以
丙酮 为溶剂,
反应 18.0h,
以30%的产率得到(Z)-2,5-Bis-[1-cyclohexyl-eth-(Z)-ylidene]-3,4-bis-methoxycarbonyl-hex-3-enedioic acid dimethyl ester