| Zileuton Process Impurity 1 | 165737-36-0 | Ax-IMP2643 |
| Zileuton Process Impurity 2 | 463-72-9 | Ax-IMP2644 |
| Haloperidol Decanoate N-Oxide | NA | Ax-IMP2640 |
| Cyclobenzaprine N-Oxide | 6682-26-4 | Ax-IMP1100 |
| Haloperidol Decanoate | 74050-97-8 | Ax-IMP2641 |
| Cycloserine Dimer | 16337-02-3 | Ax-IMP1123 |
| Omeprazole Hydroxymethyl Impurity | 96300-88-8 | Ax-IMP2645 |
| 4-Hydroxy Omeprazole | 301669-82-9 | Ax-IMP2647 |
| Cycloserine Impurity 4 | 339-72-0 | Ax-IMP1122 |
| Omeprazole Process Impurity 3 | 91219-90-8 | Ax-IMP2646 |