Bis[2-(cyclohexen-1-yl)ethynyl]-(2,4,6-trimethylphenyl)phosphane 、 bis(pentafluorophenyl)borane 以
正戊烷 为溶剂,
以70%的产率得到[1-[2-(cyclohexen-1-yl)ethynyl]-1-(2,4,6-trimethylphenyl)-5,6,7,7a-tetrahydro-4H-phosphindol-2-yl]-bis(2,3,4,5,6-pentafluorophenyl)borane