1,4-dihydro-2,6-dimethyl-4-(m-nitrophenyl)-pyridine-3,5-dicarboxylic acid 3-{2-[p-(2-aminoethyl)-phenoxy]-ethyl}-ester 5-methyl ester 、
2-(2,3-环氧丙氧基)苯腈 在
甲烷磺酸 、
乙酸乙酯 、 crude product 、 silica gel 作用下,
以
异丙醇 为溶剂,
反应 2.0h,
以1,4-dihydro-2,6-dimethyl-4-(m-nitrophenyl)-pyridine-3,5-dicarboxylic acid 3-{{{2-{{p-{2-[3-(o-cyanophenoxy)-2-hydroxypropylamino]-ethyl}-phenoxy}}-ethyl}}}-ester 5-methyl ester is obtained in the form of an amorphous foam的产率得到1,4-dihydro-2,6-dimethyl-4-(m-nitrophenyl)-pyridine-3,5-dicarboxylic acid 3-{{{2-{{p-{2-[3-(o-cyanophenoxy)-2-hydroxypropylamino]-ethyl}-phenoxy}}-ethyl}}}-ester 5-methyl ester