反应详情

By substituting methylthiomethyl chloride for the 3-(dimethylamino)propyl chloride in the procedure of Example 2 and substituting the 4H-pyrazolo[1,5-a]pyrazolo[4',3':5,6]pyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-5(8H)-one obtained in Example 11 for the 8-ethyl-4H-pyrazolo[4',3':5,6]pyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-5(8H)-one, 4-methylthiomethyl-4H-pyrazolo[4',3':5,6]pyrido[3,4-e][1,2,4]-triazolo[1,5-a]pyrimidin-5(8H)-one is obtained.