| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-105256 | 1496551-70-2 | Impurity | |
| Sofosbuvir Impurity 56 | ||||
 | C4X-105257 | 1337529-56-2 | Impurity | |
| Sofosbuvir Impurity 57 | ||||
 | C4X-105258 | 1714114-25-6 | Impurity | |
| Sofosbuvir Impurity 58 | ||||
| C4X-105259 | 1627824-09-2 | Impurity | |
| Sofosbuvir Impurity 59 | ||||
| C4X-10526 | N/A | Impurity | |
| Sofosbuvir Impurity 6 | ||||
| C4X-105260 | N/A | Impurity | |
| Sofosbuvir Impurity 60 | ||||
| C4X-105261 | 1496551-72-4 | Impurity | |
| Sofosbuvir Impurity 61 | ||||
| C4X-105262 | N/A | Impurity | |
| Sofosbuvir Impurity 62 | ||||
| C4X-105263 | N/A | Impurity | |
| Sofosbuvir Impurity 63 | ||||
| C4X-105264 | N/A | Impurity | |
| Sofosbuvir Impurity 64 | ||||
