反应详情

By substituting dimethylaminomethyl chloride for the 3-(dimethylamino)propyl chloride in the procedure of Example 2 and utilizing 8-phenyl-4H-pyrazolo-[4',3':5,6]pyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-5(8H)-one product of Example 18 instead of 8-ethyl-4H-pyrazolo[4',3':5,6]pyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-5(8H)-one, 4-dimethylaminomethyl-8-phenyl-4H-pyrazolo[4',3':5,6]pyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-5(8H) -one is obtained.