N-[4-(Piperazin-1-yl)phenyl]-(2-chloro-5-nitrophenyl)carboxamide 、 N-[(4-piperazin-1-yl)phenyl]-(2-chloro-5-nitrophenyl)carboxamide di-hydrochloride 、
氯化异氰盐酸盐 在
吡啶 作用下,
以96%的产率得到N-[4-[4-(Pyridin-4-ylcarbonyl)piperazin-1-yl]phenyl]-(2-chloro-5-nitrophenyl)carboxamide