间硝基苯甲醛 、
2-(4-benzyl-1-piperazinyl)ethyl acetoacetate 、
β-氨基巴豆酸甲酯 以
异丙醇 为溶剂,
以to give 2-(4-benzyl-1-piperazinyl)ethyl methyl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate as a light yellow powder, m.p. 106°-108° C. (sintering)的产率得到2-(4-benzyl-1-piperazinyl)ethyl methyl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate