| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-116222 | N/A | Impurity | |
| Febuxostat Impurity 22 | ||||
 | C4X-116224 | 1335202-59-9 | Impurity | |
| Febuxostat Impurity 24 | ||||
 | C4X-116225 | 1530308-87-2 | Impurity | |
| Febuxostat Impurity 25 | ||||
| C4X-116226 | 1886961-39-2 | Impurity | |
| Febuxostat Impurity 26 | ||||
| C4X-116227 | N/A | Impurity | |
| Febuxostat Impurity 27 | ||||
 | C4X-116228 | 161798-02-3 | Impurity | |
| Febuxostat Impurity 28 | ||||
 | C4X-116229 | 144060-62-8 | Impurity | |
| Febuxostat Impurity 29 | ||||
 | C4X-11623 | 161797-99-5 | Impurity | |
| Febuxostat Impurity 3 | ||||
| C4X-116230 | N/A | Impurity | |
| Febuxostat Impurity 30 | ||||
| C4X-116231 | N/A | Impurity | |
| Febuxostat Impurity 31 | ||||
