 | C4X-151446 | 149-95-1 | Impurity | |
| D-Norepinephrine |
| C4X-151448 | 500337-08-6 | Impurity | |
| Dopamine Impurity 48 |
| C4X-151449 | N/A | Impurity | |
| Dopamine Impurity 49 |
 | C4X-15145 | 99-40-1 | Impurity | |
| Norepinephrine EP Impurity E |
| C4X-151455 | N/A | Impurity | |
| Norepinephrine Impurity 55 |
 | C4X-151456 | 329-65-7 | Impurity | |
| Norepinephrine Impurity 56 |
 | C4X-151457 | 29477-54-1 | Impurity | |
| Norepinephrine Impurity 57 |
| C4X-151459 | 99-40-1 | Impurity | |
| Noradrenaline EP Impurity E |
| C4X-15146 | 1932110-67-2 | Impurity | |
| Norepinephrine EP Impurity D |
| C4X-151462 | 13062-58-3(Free Base) | Impurity | |
| Norepinephrine EP Impurity G HCl |
