2-methyl-3-(2-chloroethyl)-7-chloro-4H-pyrido[1,2-a]pyrimidin-4-one 、
1-(3-氯苯基)哌嗪 在
乙醇 作用下,
以
甲苯 为溶剂,
反应 30.0h,
以to give 0.5 g of the desired compound as pale orangeyellow needles, m.p. 152° - 154°C.的产率得到7-chloro-3-{2-[4-(3-chloro-phenyl)-piperazin-1-yl]-ethyl}-2-methyl-pyrido[1,2-
a]pyrimidin-4-one