| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-114414 | 2072867-07-1 | Impurity | |
| Sitagliptin Impurity 14 | ||||
| C4X-1144140 | N/A | Impurity | |
| Sitagliptin Impurity 40 | ||||
 | C4X-114415 | 1217809-78-3 | Impurity | |
| Sitagliptin Impurity 15 | ||||
 | C4X-114416 | 849832-73-1 | Impurity | |
| Sitagliptin Impurity 16 | ||||
| C4X-114417 | 1036273-20-7 | Impurity | |
| Sitagliptin Impurity 17 | ||||
 | C4X-114418 | 922178-94-7 | Impurity | |
| Sitagliptin Impurity 18 | ||||
| C4X-11442 | 769195-20-2 | Impurity | |
| Sitagliptin Impurity 2 | ||||
 | C4X-114421 | 2088771-60-0 | Impurity | |
| Sitagliptin Impurity 21 | ||||
 | C4X-114422 | 486460-23-5 | Impurity | |
| Sitagliptin Impurity 22 | ||||
| C4X-114423 | N/A | Impurity | |
| Sitagliptin Impurity 23 | ||||
