| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-172646 | N/A | Impurity | |
| Pemetrexed impurity 46 | ||||
| C4X-172647 | N/A | Impurity | |
| Pemetrexed impurity 47 | ||||
| C4X-172648 | N/A | Impurity | |
| Pemetrexed Impurity 48 | ||||
| C4X-172649 | N/A | Impurity | |
| Pemetrexed Impurity 49 | ||||
 | C4X-17265 | 182009-04-7 | Impurity | |
| Pemetrexed EP Impurity E | ||||
| C4X-172650 | N/A | Impurity | |
| Pemetrexed Impurity 50 | ||||
| C4X-172651 | N/A | Impurity | |
| Pemetrexed Impurity 51 | ||||
| C4X-172652 | N/A | Impurity | |
| Pemetrexed Impurity 52 | ||||
| C4X-172653 | N/A | Impurity | |
| Pemetrexed Impurity 53 | ||||
| C4X-17266 | N/A | Impurity | |
| Pemetrexed EP Impurity B&C | ||||
