| Neostigmine Impurity A | 2498-27-3 (Iodide); 3483-84-9 (Base) | Ax-IMP2511 |
| Lamotrigine EP Impurity B | NA | Ax-IMP695 |
| Formyl Folic Acid | 134-05-4 | Ax-IMP2512 |
| Lamotrigine EP Impurity C | 84689-20-3 | Ax-IMP696 |
| Capecitabine related compound C | 921769-65-5 | Ax-IMP2513 |
| (1R,2R)-cyclopentane-1,2-diamine dihydrochloride | 99363-25-4; 118634-23-4; 121187-63-1 | Ax-517 |
| Pregabalin Impurity H | 216576-74-8 | Ax-IMP700 |
| N,N'-bis(ethoxycarbonylmethyl)-4,13-diaza-18-crown-6 | 62871-83-4 | Ax-518 |
| Pregabalin Lactum impurity | 61312-87-6 | Ax-IMP699 |
| 4,13-Diaza-18-crown 6-Ether | 23978-55-4 | Ax-519 |