| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-116251 | N/A | Impurity | |
| Febuxostat Impurity 51 | ||||
| C4X-116252 | N/A | Impurity | |
| Febuxostat Impurity 52 | ||||
 | C4X-116253 | 2230270-05-8 | Impurity | |
| Febuxostat Impurity 53 | ||||
| C4X-116254 | 2375033-35-3 | Impurity | |
| Febuxostat Impurity 54 | ||||
| C4X-116255 | N/A | Impurity | |
| Febuxostat Impurity 55 | ||||
| C4X-116256 | N/A | Impurity | |
| Febuxostat Impurity 56 | ||||
| C4X-116257 | N/A | Impurity | |
| Febuxostat Impurity 57 | ||||
| C4X-116258 | 2095166-41-7 | Impurity | |
| Febuxostat Impurity 58 | ||||
 | C4X-116259 | 2073891-59-3 | Impurity | |
| Febuxostat Impurity 59 | ||||
 | C4X-11626 | 1239233-87-4 | Impurity | |
| Febuxostat Impurity 6 | ||||
