2-chloro-5-{3-[2-(difluoromethoxy)benzyl]-2-methylimidazo[1,2-a]pyridin-6-yl}-pyrimidine 、
methyl 2-methylmorpholine-2-carboxylate hydrochloride 在
potassium carbonate 作用下,
以
水 为溶剂,
以17%的产率得到methyl 4-[5-(3-{[2-(difluoromethoxy)phenyl]methyl}-2-methylimidazo[1,2-a]pyridin-6-yl)pyrimidin-2-yl]-2-methylmorpholine-2-carboxylate