| 3-Piperidinone | 50717-82-3 | Ax-093 |
| 2-Bromo-5-fluoropyridine | 41404-58-4 | Ax-092 |
| 4-Mercapto phenyl acetic acid | 39161-84-7 | Ax-091 |
| 3,4-Dehydro Cilostazol | 73963-62-9 | Ax-IMP115 |
| Diethyl Sulfone | 597-35-3 | Ax-075 |
| 2-chloro-3-nitrothiophene | 5330-98-3 | Ax-074 |
| Mesalamine Impurity J | 112725-89-0 | Ax-IMP114 |
| Mesalamine Impurity L | 118-91-2 | Ax-IMP116 |
| Mesalamine Impurity M | NA | Ax-IMP117 |
| Mesalamine Impurity N | NA | Ax-IMP118 |