| Cinacalcet Impurity 16 | 802918-47-4 | Ax-IMP1096 |
| Cinacalcet Process Impurity 3 | 93040-58-5 | Ax-IMP1099 |
| 2,2-Dimethoxyadamantane | 52776-45-1 | Ax-IMP1095 |
| Esomeprazol EP Impurity A | 37052-78-1 | Ax-IMP1094 |
| Busulfan Impurity 1 | 1797106-48-9 | Ax-IMP1109 |
| Busulfan Impurity 2 | NA | Ax-IMP1110 |
| Busulfan Impurity 3 | 26978-64-3 | Ax-IMP1111 |
| Busulfan Impurity 4 | 42729-95-3 | Ax-IMP1112 |
| Busulfan Impurity 5 | 19859-00-8 | Ax-IMP1113 |
| Busulfan Process Impurity 1 | 5539-53-7 | Ax-IMP1114 |