| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-10798 | N/A | Impurity | |
| Tofacitinib Impurity 8 | ||||
| C4X-107980 | N/A | Impurity | |
| Tofacitinib Impurity 80 | ||||
 | C4X-107981 | 2315287-12-6 | Impurity | |
| Tofacitinib Impurity 81 | ||||
| C4X-107982 | N/A | Impurity | |
| Tofacitinib Impurity 82 | ||||
| C4X-107983 | N/A | Impurity | |
| Tofacitinib Impurity 83 | ||||
 | C4X-107984 | 1675248-18-6 | Impurity | |
| Tofacitinib Impurity 84 | ||||
| C4X-107985 | N/A | Impurity | |
| Tofacitinib Impurity 85 | ||||
| C4X-107986 | N/A | Impurity | |
| Tofacitinib Impurity 86 | ||||
| C4X-107987 | 4124-41-8 | Impurity | |
| Tofacitinib Impurity 87 | ||||
| C4X-107989 | N/A | Impurity | |
| Tofacitinib Impurity 89 | ||||
