ethyl 6-chloro-4-(4'-methoxycarbonylphenyl)-5-formyl-2-methyl-1,4-dihydropyridine-3-carboxylate 、
氨基硫脲 以
乙醇 为溶剂,
反应 6.0h,
以62%的产率得到ethyl 5-{(E)-[(aminocarbonothioyl)hydrazono]methyl}-6-chloro-4-(4'-methoxycarbonylphenyl)-2-methyl-1,4-dihydropyridine-3-carboxylate