(3R)-8-hydroxy-7-(3-hydroxy-3-phenylpropyl)-2,3-dimethylimidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide 、
8-hydroxy-7-((S)-3-hydroxy-3-phenylpropyl)-2,3-dimethylimidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide 、 (3S)-8-(tert-butyl-dimethylsilanyloxy)-7-(3-hydroxy-3-phenyl-propyl)-2,3-dimethyl-imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide 、
(3R)-8-(tert-butyl-dimethylsilanyloxy)-7-(3-hydroxy-3-phenyl-propyl)-2,3-dimethyl-imidazo[1,2-a]pyridine-6-carboxylic acid dimethylamide 、
甲氧基-三氟甲基苯 在
吡啶 作用下,
以
四氯化碳 、
二氯甲烷 为溶剂,
反应 6.0h,
生成 6-(dimethylcarbamoyl)-2,3-dimethyl-7-(3-phenyl-3-(((R)-3,3,3-trifluoro-2-methoxy-2-phenylpropanoyl)oxy)propyl)imidazo[1,2-a]pyridin-8-yl (2R)-3,3,3-trifluoro-2-methoxy-2-phenylpropanoate 、