6-(2,4-dimethylthiazol-5-yl)imidazo[1,2-a]pyridine-3-carboxylic acid 、
2-methyl-5-(5-((2,2,2-trifluoroethoxy)methyl)-1,2,4-oxadiazol-3-yl)aniline 在
1-丙基磷酸酐 作用下,
以
乙酸乙酯 为溶剂,
生成 6-(2.4-dimethylthiazol-5-yl)-N-(2-methyl-5-(5-((2,2,2-trifluoroethoxy)methyl)-1,2,4-oxadiazol-3-yl)phenyl)imidazo[1,2-a]pyridine-3-carboxamide