1,6-Dimethyl-3-(4-(2-morpholinoethoxy)phenyl)pyrimido[5,4-e][1,2,4]triazine-5,7(1H,6H)-dione 、
1,6-Dimethyl-3-[4-(2-morpholin-4-ylethoxy)phenyl]-4-oxidopyrimido[5,4-e][1,2,4]triazin-4-ium-5,7-dione 以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 2.0h,
以59%的产率得到6-methyl-3-(4-(2-(morpholin-4-yl)ethoxy)phenyl)pyrimido[5,4-e][1,2,4]triazine-5,7(1H,6H)-dione