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一组取代1,4一二氢毗啶由乙酰乙酸酯类,3—氨基—丁烯酸酯及苯甲醛运用不饱和胺缩合法合成。
A group of substituted 1,4-dihydropyridine is synthesized from acetoacetate, 3-amino-crotonate and benzaldehyde by unsaturated amine condensation.