英文别名ETHYL 2-(3-CYANO-4-HYDROXYPHENYL)-4-METHYLTHIAZOLE-5-CARBOXYLATE; 2-(3-Cyano-4-hydroxyphenyl)-4-Methyl-1,3-thiazole-5-carboxylicacidethylester; Febuxostat Impurity 5; 2-(3-Cyano-4-hydroxyphenyl)-4-methyl-5-thiazolecarboxylic acid ethyl ester; Febuxostat 4-Hydroxy Ethyl Ester; Febuxostat Impurity 28; ethyl 2-(3-cyano-4-oxocyclohexa-2,5-dien-1-ylidene)-4-methyl-3H-1,3-thiazole-5-carboxylate; 5-Thiazolecarboxylic acid, 2-(3-cyano-4-hydroxyphenyl)-4-methyl-, ethyl ester 
