2-oxa-5-azabicyclo[2.2.1]heptane-1-carboxylic acid hydrochloride 、 2-chloro-5-{3-[2-(difluoromethoxy)benzyl]-2-methylimidazo[1,2-a]pyridin-6-yl}-pyrimidine 在
三乙胺 作用下,
以
N-甲基吡咯烷酮 为溶剂,
反应 2.15h,
以20%的产率得到5-[5-(3-{[2-(difluoromethoxy)phenyl]methyl}-2-methylimidazo[1,2-a]pyridin-6-yl)pyrimidin-2-yl]-2-oxa-5-azabicyclo[2.2.1]heptane-1-carboxylic acid