| Droxidopa Intemediate 4 | 582289-88-1 | Ax-IMP308 |
| Droxidopa Intemediate 2 | 582289-86-9 | Ax-IMP306 |
| Droxidopa Intemediate 1 | 582289-84-7 | Ax-IMP305 |
| Droxidopa Impurity ; DOPEGAL | 13023-73-9 | Ax-IMP303 |
| Prasugrel Intermediate 1 | 109904-26-9 | Ax-IMP296 |
| Prasugrel Intermediate 2 | 952340-39-5 | Ax-IMP297 |
| Prasugrel Intermediate 3 | 1373350-56-1 | Ax-IMP298 |
| Prasugrel Intermediate 4 | 1373350-57-2 | Ax-IMP299 |
| Prasugrel Intermediate 5 | 109904-25-8 | Ax-IMP300 |
| Prasugrel Carboxyenone Impurity | NA | Ax-IMP295 |