邻三氟甲基苯甲醛 、
4-甲氧基乙酰乙酸乙酯 、
氨 以
乙醇 为溶剂,
反应 16.0h,
以2,6-dimethoxymethyl-4-(2'-trifluoromethylphenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid diethyl ester is obtained in the form of light brown crystals of melting point 133°-134°C, in a yield of 60% of theory的产率得到2,6-Bis-methoxymethyl-4-(2-trifluoromethyl-phenyl)-1,4-dihydro-pyridine-3,5-dicarboxylic acid diethyl ester