| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-115444 | 93528-16-6 | Impurity | |
| Methotrexate Impurity 44 | ||||
| C4X-115445 | N/A | Impurity | |
| Methotrexate Impurity 45 | ||||
| C4X-115447 | N/A | Impurity | |
| Methotrexate impurity 7 | ||||
| C4X-115448 | N/A | Impurity | |
| Methotrexate impurity 48 | ||||
 | C4X-11545 | 19741-14-1 | Impurity | |
| Methotrexate EP Impurity E | ||||
| C4X-115450 | N/A | Impurity | |
| Methotrexate impurity 50 | ||||
| C4X-115451 | N/A | Impurity | |
| Methotrexate impurity 51 | ||||
| C4X-115452 | N/A | Impurity | |
| Methotrexate impurity 52 | ||||
| C4X-115453 | N/A | Impurity | |
| Methotrexate impurity 53 | ||||
| C4X-115454 | N/A | Impurity | |
| Methotrexate impurity 54 | ||||
