| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-107919 | N/A | Impurity | |
| Tofacitinib Impurity 19 | ||||
| C4X-1079192 | N/A | Impurity | |
| Tofacitinib Impurity 192 | ||||
| C4X-1079193 | N/A | Impurity | |
| Tofacitinib Impurity 193 | ||||
| C4X-1079194 | N/A | Impurity | |
| Tofacitinib Impurity 194 | ||||
| C4X-1079195 | N/A | Impurity | |
| Tofacitinib impurity 195 | ||||
| C4X-1079196 | N/A | Impurity | |
| Tofacitinib Impurity 196 | ||||
| C4X-1079197 | N/A | Impurity | |
| Tofacitinib Impurity 197 | ||||
| C4X-1079198 | N/A | Impurity | |
| Tofacitinib Impurity 198 | ||||
 | C4X-10792 | 1092578-48-7 | Impurity | |
| Tofacitinib Impurity 2 | ||||
 | C4X-107920 | 1092578-43-2 | Impurity | |
| Tofacitinib Impurity 20 | ||||
