| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-108739 | 14907-27-8 | Impurity | |
| Tadalafil Impurity 39 | ||||
 | C4X-10874 | N/A | Impurity | |
| Tadalafil EP Impurity D | ||||
| C4X-108741 | 185750-07-6 | Impurity | |
| Tadalafil Impurity 41 | ||||
| C4X-108742 | 1598416-05-7 | Impurity | |
| Tadalafil Impurity 42 | ||||
| C4X-108745 | 36060-94-3 | Impurity | |
| Tadalafil Impurity 45 | ||||
| C4X-108746 | 1598416-07-9 | Impurity | |
| Tadalafil Impurity 46 | ||||
 | C4X-108747 | 563-96-2 | Impurity | |
| Tadalafil Impurity 47 | ||||
| C4X-108748 | N/A | Impurity | |
| Tadalafil Impurity 48 | ||||
| C4X-108749 | 1379883-12-1 | Impurity | |
| Tadalafil Impurity 49 | ||||
 | C4X-10875 | 2520114-41-2 | Impurity | |
| Tadalafil EP Impurity E | ||||
