4-(2-Cyano-phenyl)-2-formyl-6-methyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid 3-ethyl ester 5-{2-[methyl-(4-methyl-benzyl)-amino]-ethyl} ester 在
sodium tetrahydroborate 作用下,
以
乙醇 为溶剂,
反应 1.0h,
以85.3%的产率得到4-(2-Cyano-phenyl)-2-hydroxymethyl-6-methyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid 3-ethyl ester 5-{2-[methyl-(4-methyl-benzyl)-amino]-ethyl} ester