N-[1-(3-chloro-6-pyridin-3-yl-8-trifluoromethyl-imidazo[1,2-a]pyridine-2-carbonyl)-azetidin-3-yl]-methanesulfonamide 、
碘甲烷 在
caesium carbonate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以42%的产率得到N-[1-(3-chloro-6-furan-3-yl-8-trifluoromethyl-imidazo[1,2-a]pyridine-2-carbonyl)-azetidin-3-yl]-N-methyl-methanesulfonamide