Heck reaction of N-(2-halophenyl)-N-methyl-1-cyclohexene-1-carboxamide (1) and 2-bromo-N-methyl-N-phenyl-1-cyclohexene-1-carboxamide (4) using a palladium reagent under several reaction conditions was examined. Reaction of 4 using Pd(OAc) 2 , DPPP, and Bu 3 P afforded tetrahydrophenanthridone (5) in excellent yield.
N-(2-卤代苯基)-
N-甲基-1-
环己烯-1-甲酰胺(1)和2-
溴-N-甲基-N-苯基-1-
环己烯-1-甲酰胺(4)的Heck反应使用检查了几种反应条件下的
钯试剂。4 使用 Pd(OAc) 2 、
DPPP 和 Bu 3 P 反应以优异的收率得到四氢
菲啶酮 (5)。