| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-181431 | 2514952-69-1 | Impurity | |
| Nintedanib Impurity 31 | ||||
 | C4X-181432 | 380427-39-4 | Impurity | |
| Nintedanib Impurity 32 | ||||
 | C4X-181433 | 954239-49-7 | Impurity | |
| Nintedanib Impurity 33 | ||||
| C4X-181434 | 334952-09-9 | Impurity | |
| Nintedanib Impurity 34 | ||||
 | C4X-181435 | 1373232-85-9 | Impurity | |
| Nintedanib Impurity 35 | ||||
 | C4X-181436 | 1160293-27-5 | Impurity | |
| Nintedanib Impurity 36 | ||||
 | C4X-181437 | 14719-83-6 | Impurity | |
| Nintedanib Impurity 37 | ||||
| C4X-181438 | 58378-33-9 | Impurity | |
| Nintedanib Impurity 38 | ||||
 | C4X-181439 | 3395-81-1 | Impurity | |
| Nintedanib Impurity 39 | ||||
 | C4X-18144 | 676326-36-6 | Impurity | |
| Nintedanib Impurity 4 | ||||
