| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-106880 | 2816369-80-7 | Impurity | |
| Imatinib Impurity 80 | ||||
 | C4X-106881 | 1207534-99-3 | Impurity | |
| Imatinib Impurity 81 HCl | ||||
| C4X-106882 | N/A | Impurity | |
| Imatinib Impurity 82 | ||||
| C4X-10689 | N/A | Impurity | |
| Imatinib Impurity 9 | ||||
 | C4X-10691 | 183321-83-7 | Impurity | |
| Erlotinib Impurity 1 | ||||
 | C4X-106910 | 183320-51-6 | Impurity | |
| Erlotinib Impurity 10 | ||||
| C4X-1069101 | N/A | Impurity | |
| Erlotinib Impurity 101 | ||||
| C4X-1069102 | N/A | Impurity | |
| Erlotinib Impurity 102 | ||||
| C4X-1069103 | 299912-61-1 | Impurity | |
| Erlotinib Impurity 103 | ||||
| C4X-1069104 | N/A | Impurity | |
| Erlotinib Impurity 104 | ||||
