| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-141829 | 20962-92-9 | Impurity | |
| Promethazine Impurity 29 | ||||
 | C4X-14183 | 60113-77-1 | Impurity | |
| Promethazine EP Impurity C HCl | ||||
| C4X-141831 | 53309-35-6 | Impurity | |
| Promethazine lmpurity 31 | ||||
| C4X-141832 | 98025-87-7 | Impurity | |
| Promethazine lmpurity 32 | ||||
| C4X-141833 | 81480-39-9?free base? | Impurity | |
| Promethazine lmpurity 33 | ||||
| C4X-141834 | N/A | Impurity | |
| Promethazine Sulfoxide N-Oxide TFA salt | ||||
| C4X-141835 | N/A | Impurity | |
| Promethazine Impurity 35 TFA | ||||
| C4X-141836 | N/A | Impurity | |
| Promethazine Impurity 36 | ||||
| C4X-141837 | N/A | Impurity | |
| Promethazine Impurity 37 | ||||
| C4X-141838 | N/A | Impurity | |
| Promethazine Impurity 38 | ||||
