| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-1087113 | 68807-89-6 | Impurity | |
| Tadalafil Impurity 113 | ||||
 | C4X-1087115 | 1910845-11-2 | Impurity | |
| Tadalafil Impurity 115 | ||||
| C4X-1087116 | N/A | Impurity | |
| Tadalafil Impurity 116 | ||||
| C4X-1087117 | N/A | Impurity | |
| Tadalafil Impurity 117 | ||||
| C4X-1087118 | N/A | Impurity | |
| Tadalafil Impurity 118 | ||||
| C4X-1087119 | N/A | Impurity | |
| Tadalafil Impurity 119 | ||||
| C4X-108712 | 171596-44-4 (free base) | Impurity | |
| Tadalafil Impurity 12 HCl | ||||
| C4X-1087120 | N/A | Impurity | |
| Tadalafil Impurity 120 | ||||
| C4X-1087121 | N/A | Impurity | |
| Tadalafil Impurity 121 | ||||
| C4X-1087123 | 2520114-73-0 | Impurity | |
| Tadalafil Impurity 123 | ||||
