2-(3-fluoro-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-7-ylamine 、
1-甲基-1H-吡唑-4,5-二甲酸 4-乙酯 以The reaction affords 5-[2-(3-fluoro-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-7-ylcarbamoyl]-1-methyl-1H-pyrazole-4-carboxylic acid ethyl ester (600 mg, 57.8%) as white solid的产率得到5-[2-(3-fluoro-phenyl)-[1,2,4]triazolo[1,5-a]pyridin-7-ylcarbamoyl]-1-methyl-1H-pyrazole-4-carboxylic acid ethyl ester