5-amino-4-pyridin-4-yl-pyrazole-1-carboximidic acid amide 、
5-Amino-4-(pyrimidin-4-yl)-1H-pyrazole-1-carboximidamide 以there is obtained an 80% yield of 4-amino-8-(4-pyrimidinyl)-pyrazolo-[1,5-a][1,3,5]triazine which的产率得到4-Amino-8-(4-pyrimidinyl)-pyrazolo[1,5-a][1,3,5]triazine