8-chloro-3-cyclobutyl-2,3,4,5-tetrahydro-1H-1,4-methanobenzo[4,5]imidazo[1,2-d][1,4]diazepine 、
联硼酸频那醇酯 在
dicyclohexyl(3-dicyclohexylphosphaniumylpropyl)phosphonium ditetrafluoroborate 、
potassium acetate 、 palladium diacetate 作用下,
以
1,4-二氧六环 为溶剂,
反应 3.0h,
以25%的产率得到3-cyclobutyl-8-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3,4,5-tetrahydro-1H-1,4-methanobenzo[4,5]imidazo[1,2-d][1,4]diazepine