环戊二烯 、 [(1R,2S,5R)-5-methyl-2-(2-phenylpropan-2-yl)cyclohexyl] 2-chloroprop-2-enoate 在
四氯化钛 作用下,
以
二氯甲烷 为溶剂,
反应 7.0h,
生成
4-(1R,2S,5R,3'S,4'S,6'S)-[5-methyl-2-(1-methyl-1-phenylethyl)-cyclohexyloxycarbonyl]-4-chlorobicyclo[2.2.1]heptene 、 4-(1R,2S,5R,3'R,4'S,6'R)-[5-methyl-2-(1-methyl-1-phenylethyl)-cyclohexyloxycarbonyl]-4-chlorobicyclo[2.2.1]heptene