ethyl (1S,5S,6R)-3-[5-(3-{[2-(difluoromethoxy)phenyl]methyl}-7-fluoro-2-methylimidazo[1,2-a]pyridin-6-yl)pyridin-2-yl]bicyclo[3.1.0]hexane-6-carboxylate 在
potassium hydroxide 作用下,
以
1,4-二氧六环 、
水 为溶剂,
以56%的产率得到potassium (1R,5S,6S)-3-[5-(3-{[2-(difluoromethoxy)phenyl]methyl}-7-fluoro-2-methylimidazo[1,2-a]pyridin-6-yl)pyridin-2-yl]bicyclo[3.1.0]hexane-6-carboxylate