| Bupropion Process impurity 1 | NA | Ax-IMP2082 |
| Isoconazole impurity C | 22832-87-7 | Ax-IMP1670 |
| Bupropion Process impurity 3 | NA | Ax-IMP2084 |
| Pregabalin Process Impurity 2 | 181289-33-8 | Ax-IMP1671 |
| Bupropion Process impurity 4 | 34911-51-8 | Ax-IMP2085 |
| Levetiracetam (LCTRC-1) Impurity | 33996-58-6 | Ax-IMP1672 |
| ethyl 4-(2-methoxypropan-2-yl)-2-propyl-1H-imidazole-5-carboxylate | 1092980-84-1 | Ax-371 |
| Carvedilol Impurity E | 64464-07-9 | Ax-IMP1673 |
| ethyl 4-(2-hydroxybutan-2-yl)-2-propyl-1H-imidazole-5-carboxylate | 172875-53-5 | Ax-370 |
| Olmesartan Process Impurity 5 | 6582-52-1 | Ax-IMP1639 |