2-(trifluoromethyl)piperidin-4-amine hydrochloride 、 7-[(2,6-difluorobenzyl)oxy]-2,5-dimethylpyrazolo[1,5-a]pyridine-3-carboxylic acid 在
N,N-二异丙基乙胺 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 0.33h,
以22 mg的产率得到7-[(2,6-difluorobenzyl)oxy]-2,5-dimethyl-N-[2-(trifluoromethyl)piperidin-4-yl]pyrazolo[1,5-a]pyridine-3-carboxamide