Phenanthrene
85-01-8C14H10M.W. 178.23
Febuxostat Impurity C
144060-62-8C16H17NO4SM.W. 319.38
Febuxostat Impurity B
1239233-87-4C16H17NO5SM.W. 335.37
Febuxostat Impurity A
1239233-86-3C16H18N2O4SM.W. 334.39