| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-13965 | 20526-97-0 | Impurity | |
| Azelastine EP Impurity E | ||||
| C4X-139650 | N/A | Impurity | |
| Azelastine Impurity 50 | ||||
| C4X-139651 | N/A | Impurity | |
| Azelastine Impurity 51 | ||||
| C4X-139652 | 1107016-94-3 | Impurity | |
| Azelastine Impurity 52 | ||||
 | C4X-13966 | 640279-88-5 | Impurity | |
| Azelastine-N-Oxide (Mixture of Diastereomers) | ||||
 | C4X-13967 | 787-84-8 | Impurity | |
| Azelastine Impurity 7 | ||||
| C4X-13969 | 19065-49-7 | Impurity | |
| Azelastine Impurity 9 | ||||
| C4X-13971 | 110503-61-2 | Impurity | |
| N-Desmethyl Toremifene | ||||
| C4X-139710 | N/A | Impurity | |
| Toremifene impurity 10 TFA | ||||
| C4X-13972 | 163130-29-8 | Impurity | |
| Toremifene N-Oxide | ||||
