英文别名2-(3-Bromo-4-isobutoxyphenyl)-4-methylthiazole-5-carboxylic acid; Febuxostat Bromo Impurity; 3-Descyano 3-Bromo-febuxostat; 2-[3-bromo-4-(2-methylpropoxy)phenyl]-4-methyl-1,3-thiazole-5-carboxylic acid; 2-(3-bromo-4-isobutyloxyphenyl)-4-methyl-5-thiazolecarboxylic acid; Febuxostat-4 
