N-4-[2-(2,6-dichlorophenyl)-2H-pyrazolo[4,3-c]pyridin-4-yl]-6-methyl-pyrimidine-2,4-diamine 、 {6-[2-(2,6-dichlorophenyl)-2H-pyrazolo[4,3-c]pyridin-4-ylamino]-pyrimidin-4-yl}-carbamic acid tert-butyl ester 以to afford the title compound as a white solid (148 mg, 50% yield)的产率得到N-[2-(2,6-dichlorophenyl)-2H-pyrazolo[4,3-c]pyridin-4-yl]-pyrimidine-4,6-diamine