| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-13867 | 1042419-89-5 | Impurity | |
| Raltitrexed Impurity 7 | ||||
 | C4X-13868 | 1235852-48-8 | Impurity | |
| Raltitrexed Impurity 8 | ||||
| C4X-13869 | 132462-57-8 | Impurity | |
| Raltitrexed Impurity 9 | ||||
| C4X-138710 | N/A | Impurity | |
| Paricalcitol Impurity 10 | ||||
 | C4X-138711 | 1227926-70-6 | Impurity | |
| Paricalcitol Impurity 11 | ||||
 | C4X-138712 | 1263504-45-5 | Impurity | |
| Paricalcitol Impurity 12 | ||||
| C4X-138713 | N/A | Impurity | |
| Paricalcitol Impurity 13 | ||||
| C4X-138714 | 194158-46-8 | Impurity | |
| Paricalcitol Impurity 14 | ||||
| C4X-138715 | 100858-25-1 | Impurity | |
| Paricalcitol Impurity 15 | ||||
| C4X-138716 | 100858-26-2 | Impurity | |
| Paricalcitol Impurity 16 | ||||
