| Beclomethasone 17-propionate | 5534-18-9 | Ax-IMP482 |
| Diphenhydramine Impurity C | 1808-12-4 | Ax-IMP481 |
| Diphenhydramine Impurity B | 19804-27-4; 4024-34-4 (HCl) | Ax-IMP480 |
| Sitagliptin S-isomer Impurity | 823817-58-9 | Ax-IMP479 |
| Sitagliptin Triazole Impurity | 762240-92-6 | Ax-IMP478 |
| Sitagliptin Enamine Impurity | 767340-03-4 | Ax-IMP477 |
| Trimetazidine Impurity A | 52146-35-7 | Ax-IMP509 |
| Trimetazidine Impurity B | 1257-19-8 | Ax-IMP510 |
| Trimetazidine Impurity C | 2103-57-3 | Ax-IMP511 |
| Trimetazidine Impurity D | 71989-96-3 | Ax-IMP512 |