| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-107915 | N/A | Impurity | |
| Tofacitinib Impurity 15 | ||||
| C4X-1079150 | 1616761-01-3 | Impurity | |
| Tofacitinib Impurity 150 | ||||
| C4X-1079151 | 1548270-19-4 | Impurity | |
| Tofacitinib Impurity 151 | ||||
| C4X-1079152 | N/A | Impurity | |
| Tofacitinib Impurity 152 | ||||
| C4X-1079153 | N/A | Impurity | |
| Tofacitinib Impurity 153 | ||||
| C4X-1079154 | 2174011-54-0 | Impurity | |
| Tofacitinib Impurity 154 | ||||
 | C4X-1079155 | 2032-35-1 | Impurity | |
| Tofacitinib Impurity 155 | ||||
| C4X-1079156 | 2102040-00-4 | Impurity | |
| Tofacitinib Impurity 156 | ||||
| C4X-1079157 | N/A | Impurity | |
| Tofacitinib Impurity 157 | ||||
| C4X-1079158 | N/A | Impurity | |
| Tofacitinib Impurity 158 | ||||
