1H-1,2,4-三唑 、 2-chloro-5-methyl-4-(3,4-methylenedioxyphenethylamino)-thieno-[2,3-d]-pyrimidine 以gives 2-(1,2,4-triazol-1-yl)-5-methyl-4-(3,4-methylenedioxyphenethylamino)-thieno-[2,3-d]-pyrimidine的产率得到2-(1,2,4-triazol-1-yl)-5-methyl-4-(3,4-methylenedioxyphenethylamino)thieno[2,3-d]pyrimidine