| Bosentan Impurity 3 | 1177447-87-8 | Ax-IMP2678 |
| Pimavanserin Impurity 4 | NA | Ax-IMP2667 |
| Pimavanserin Impurity 14 | 107456-06-4 | Ax-IMP2671 |
| Pimavanserin Impurity 16 | 932724-63-5 | Ax-IMP2672 |
| Pimavanserin Process Impurity 3 | NA | Ax-IMP2673 |
| Pimavanserin Process Impurity 4 | NA | Ax-IMP2674 |
| Etoricoxib N-Oxide | 325855-71-8 | Ax-IMP2675 |
| Domperidone Impurity | 39677-10-6 | Ax-IMP2676 |
| 3-Oxauracil | 34314-63-1 | Ax-773 |
| (3,5-dimethylphenyl)boronic acid | 172975-69-8 | Ax-774 |