| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-116271 | 923942-34-1 | Impurity | |
| Febuxostat Impurity 71 | ||||
 | C4X-116272 | 923942-36-3 | Impurity | |
| Febuxostat Impurity 72 | ||||
| C4X-116273 | 1346238-15-0 | Impurity | |
| Febuxostat Impurity 73 | ||||
| C4X-116274 | 1312815-36-3 | Impurity | |
| Febuxostat Impurity 74 | ||||
 | C4X-116275 | 138330-01-5 | Impurity | |
| Febuxostat Impurity 75 | ||||
| C4X-116276 | N/A | Impurity | |
| Febuxostat Impurity 76 | ||||
| C4X-116277 | N/A | Impurity | |
| Febuxostat Impurity 77 | ||||
| C4X-116278 | N/A | Impurity | |
| Febuxostat Impurity 78 | ||||
 | C4X-116279 | 25984-63-8 | Impurity | |
| Febuxostat Impurity 79 | ||||
| C4X-11628 | 1346238-13-8 | Impurity | |
| Febuxostat Impurity 8 | ||||
