(R)-5-(2-(2,5-difluorophenyl)pyrrolidin-1-yl)-4-fluoropyrazolo[1,5-a]pyridine-3-carboxylic acid 、
(1s,4s)-4-amino-1-(hydroxymethyl)cyclohexan-1-ol 、
氯化铵 在
crude compound 作用下,
生成 (R)-5-(2-(2,5-difluorophenyl)pyrrolidin-1-yl)-4-fluoro-N-(4-hydroxy-4-(hydroxymethyl)cyclohexyl)pyrazolo[1,5-a]pyridine-3-carboxamide