| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-112861 | 194602-23-8 | Impurity | |
| Sildenafil Impurity 61 | ||||
| C4X-112862 | 116833-23-9 | Impurity | |
| Sildenafil Impurity 62 | ||||
| C4X-112863 | 247584-81-2 | Impurity | |
| Sildenafil Impurity 63 | ||||
| C4X-112864 | 59023-32-4 | Impurity | |
| Sildenafil Impurity 64 | ||||
| C4X-112865 | 2089255-40-1 | Impurity | |
| Sildenafil Impurity 65 HCl | ||||
| C4X-112866 | 51409-86-0 | Impurity | |
| Sildenafil Impurity 66 | ||||
| C4X-112867 | 3312-58-1 | Impurity | |
| Sildenafil Impurity 67 | ||||
| C4X-112868 | N/A | Impurity | |
| Sildenafil Impurity 68 | ||||
| C4X-112869 | N/A | Impurity | |
| Sildenafil Impurity 69 | ||||
 | C4X-11287 | 139756-22-2 | Impurity | |
| Sildenafil Impurity 7 | ||||
