| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-204516 | 2044704-62-1 | Impurity | |
| Osimertinib Impurity 16 | ||||
| C4X-204517 | N/A | Impurity | |
| Osimertinib Impurity 17 | ||||
| C4X-204518 | N/A | Impurity | |
| Osimertinib Impurity 18 | ||||
| C4X-204519 | N/A | Impurity | |
| Osimertinib Impurity 19 HCl | ||||
| C4X-204520 | 2044702-65-8 | Impurity | |
| Osimertinib Impurity 20 | ||||
| C4X-204521 | 2919324-15-3 | Impurity | |
| Osimertinib Impurity 21 | ||||
| C4X-204522 | N/A | Impurity | |
| Osimertinib Impurity 22 | ||||
| C4X-204523 | N/A | Impurity | |
| Osimertinib Impurity 23 | ||||
| C4X-204524 | N/A | Impurity | |
| Osimertinib Impurity 24 | ||||
| C4X-204525 | N/A | Impurity | |
| Osimertinib Impurity 25 | ||||
