potassium succinimide 、
diethyl 4-[4-(3-chloro-2-hydroxypropoxy)phenyl]-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate 以
二甲基亚砜 为溶剂,
反应 8.0h,
以62%的产率得到diethyl 4-[4-[3-(2,5-dioxopyrrolidin-1-yl)-2-hydroxypropoxy]phenyl]-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate