N1-[5-chloro-4-(pyrazolo[1,5-a]pyridin-3-yl)pyrimidin-2-yl]-6-methoxybenzene-1,3-diamine 、
Arecolone hydrochloride 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
二氯甲烷 为溶剂,
以79%的产率得到N-(3-(5-chloro-4-(pyrazolo[1,5-a]pyridin-3-yl)pyrimidin-2-ylamino)-4-methoxyphenyl)-1-methyl-1,2,3,6-tetrahydropyridine-4-carboxamide