 | C4X-118811 | 23052-94-0 | Impurity | |
| Chlorpheniramine Impurity 11? Maleate Salt? |
 | C4X-118812 | 20619-13-0 | Impurity | |
| Chlorpheniramine Impurity 12 |
| C4X-118814 | N/A | Impurity | |
| Chlorpheniramine Impurity 14 |
| C4X-118815 | 120244-82-8 | Impurity | |
| Chlorpheniramine Impurity 15 |
| C4X-118816 | 73775-50-5 | Impurity | |
| Chlorpheniramine Impurity 16 |
| C4X-118817 | 65676-21-3 | Impurity | |
| Chlorphenamine EP Impurity D |
 | C4X-118818 | 2438-32-6 | Impurity | |
| (S)-Chlorpheniramine Maleate |
| C4X-118819 | N/A | Impurity | |
| Chlorpheniramine Impurity 19 |
 | C4X-11882 | 1202-34-2 | Impurity | |
| Chlorphenamine EP Impurity B |
| C4X-118820 | 4350-41-8 | Impurity | |
| Chlorphenamine Impurity 20 |
