| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-17949 | 1422515-52-3 | Impurity | |
| Fexofenadine N-Oxide | ||||
 | C4X-17951 | 147083-93-0 | Impurity | |
| Alcaftadine Impurity 1 | ||||
| C4X-17952 | N/A | Impurity | |
| Alcaftadine Impurity 2 | ||||
 | C4X-17953 | 952649-75-1 | Impurity | |
| Alcaftadine Impurity 3 | ||||
| C4X-17954 | 147083-36-1 | Impurity | |
| Alcaftadine Impurity 3 | ||||
| C4X-17961 | N/A | Impurity | |
| Cilnidipine Impurity 1 | ||||
 | C4X-179611 | 68077-28-1 | Impurity | |
| Cilnidipine Impurity 11 | ||||
| C4X-179613 | 1974323-06-2 | Impurity | |
| Cilnidipine Impurity 13 | ||||
| C4X-179614 | N/A | Impurity | |
| (E)-Cilnidipine Impurity 14 | ||||
| C4X-179615 | N/A | Impurity | |
| (E)-Cilnidipine Impurity 15 | ||||
