| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-111757 | 861453-11-4 | Impurity | |
| Gefitinib Impurity 57 | ||||
 | C4X-111758 | N/A | Impurity | |
| Gefitinib Impurity 58 | ||||
| C4X-111759 | N/A | Impurity | |
| Gefitinib Impurity 59 | ||||
 | C4X-11176 | 788136-89-0 | Impurity | |
| Gefitinib Impurity 6 | ||||
| C4X-111760 | N/A | Impurity | |
| Gefitinib Impurity 60 | ||||
| C4X-111761 | 950596-57-3 | Impurity | |
| Gefitinib Impurity 61 | ||||
| C4X-111762 | N/A | Impurity | |
| Gefitinib impurity 62 | ||||
| C4X-111763 | N/A | Impurity | |
| Gefitinib impurity 63 | ||||
| C4X-111764 | N/A | Impurity | |
| Gefitinib impurity 64 | ||||
| C4X-111765 | N/A | Impurity | |
| Gefitinib impurity 65 | ||||
