1346238-15-0

Febuxostat-52 Febuxostat Impurity 104 Febuxostat Impurity 106 ethyl 2-(3-carbamoyl-4-isobutoxyphenyl)-4-methylthiazole-5- carboxylate Febuxostat Impurity 53/ethyl 2-(3-carbamoyl-4-isobutoxyphenyl)-4-methylthiazole-5- carboxylate 5-Thiazolecarboxylic acid, 2-[3-(aminocarbonyl)-4-(2-methylpropoxy)phenyl]-4-methyl-, ethyl ester