 | C4X-104927 | N/A | Impurity | |
| Saxagliptin Impurity 27 |
 | C4X-104929 | 1496712-39-0 | Impurity | |
| Saxagliptin Impurity 29 |
 | C4X-104930 | 1564265-96-8(free base) | Impurity | |
| "Saxagliptin (R,S,R,S)-Isomer HCl" |
 | C4X-104931 | N/A | Impurity | |
| Saxagliptin Impurity 31 |
 | C4X-104932 | N/A | Impurity | |
| Saxagliptin Impurity 32 HCl |
 | C4X-104933 | 2173146-02-4 | Impurity | |
| Saxagliptin Impurity 33 |
 | C4X-104934 | N/A | Impurity | |
| Saxagliptin Impurity 34 HCl |
 | C4X-104935 | 1564266-70-1 | Impurity | |
| Saxagliptin Impurity 35 Mesylate |
 | C4X-104936 | 1564266-74-5 | Impurity | |
| Saxagliptin Impurity 36 Mesylate |
 | C4X-104937 | N/A | Impurity | |
| Saxagliptin Impurity 37 Trifluoroacetic Acid Salt |