1271738-74-9

Febuxostat-49 Febuxostat Impurity 6 Febuxostat Impurity 51 Febuxostat Impurity 6 (E) Ethyl-2-(3-((hydroxyimino)methyl)-4-isobutoxyphenyl)-4-methyl-5-thiazole carboxylate ethyl (E)-2-(3-((hydroxyimino)methyl)-4-isobutoxyphenyl)-4- methylthiazole-5-carboxylate ethyl 2-[3-((hydroxyimino)methyl)-4-(2-methylpropoxy)phenyl]-4-methylthiazole-5-carboxylate 2-[3-[(Hydroxyimino)methyl]-4-(2-methylpropoxy)phenyl]-4-methyl-5-Thiazolecarboxylic Acid Ethyl Ester 5-Thiazolecarboxylic acid, 2-[3-[(hydroxyimino)methyl]-4-(2-methylpropoxy)phenyl]-4-methyl-, ethyl ester Febuxostat Impurity 50/ethyl (E)-2-(3-((hydroxyimino)methyl)-4-isobutoxyphenyl)-4- methylthiazole-5-carboxylate