1,3-dimethyl-7-(4-methylpiperazin-1-yl)-2,4-dioxo-1,2,3,4-tetrahydropyrido[2,3-d]pyrimidin-5-yl p-toluenesulfonate 、
[3-Methoxy-4-(2-morpholin-4-ylethoxy)phenyl]methanamine 在
三乙胺 作用下,
以
正丁醇 为溶剂,
以50 %的产率得到5-{[3-methoxy-4-(2-morpholinoethoxy)benzyl]amino}-1,3-dimethyl-7-(4-methylpiperazin-1-yl)pyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione