tert-butyl 3-(4-(5-(8-bromo-6-(trifluoromethyl)imidazo[1,2-a]pyridin-2-yl)-1,2,4-oxadiazol-3-yl)-2-chloro-5-methylphenyl)propanoate 在
乙醚 、
异丙醇 作用下,
以
trifluoracetic acid-dichloromethane 为溶剂,
反应 0.5h,
以to afford the title compound as a white solid (296 mg, yield 61.8%)的产率得到3-(4-(5-(8-bromo-6-(trifluoromethyl)imidazo[1,2-a]pyridin-2-yl)-1,2,4-oxadiazol-3-yl)-2-chloro-5-methylphenyl)propanoic acid