反应详情

Isoprene, sec-BuLi solution (1.3M in cyclohexane), anhydrous tetrahydrofuran (THF), anhydrous dimethylsulfoxide (DMSO), pentamethyldiethylenetriamine (PMDETA) and 1,3-diisopropenylbenzene (1) were obtained from Aldrich Chemical Company, Milwaukee, Wis. 1,3-bis(1-phenylethenyl)benzene (3) was obtained from the Dow Chemical Company, Midland, Mich.