| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-18139 | 19666-03-6 | Impurity | |
| Butylphthalide Impurity 9 | ||||
 | C4X-18141 | 2410284-89-6 | Impurity | |
| Nintedanib Impurity 1 | ||||
| C4X-181410 | 2037385-84-3 | Impurity | |
| Nintedanib Impurity 10 | ||||
| C4X-1814100 | N/A | Impurity | |
| Nintedanib Impurity 100 TFA | ||||
| C4X-1814101 | N/A | Impurity | |
| Nintedanib Impurity 101 | ||||
| C4X-1814102 | N/A | Impurity | |
| Nintedanib Impurity 102 | ||||
| C4X-1814103 | N/A | Impurity | |
| Nintedanib Impurity 103 | ||||
| C4X-1814104 | N/A | Impurity | |
| Nintedanib Impurity 104 | ||||
| C4X-1814105 | N/A | Impurity | |
| Nintedanib Impurity 105 | ||||
| C4X-181411 | N/A | Impurity | |
| Nintedanib Impurity 11 | ||||
