| Product name: | Chlorphenamine Maleate |
| Molecular Formula: | C16H19ClN2,C4H4O4 |
| Molecular Structure: |  |
| Molecular Weight: | 390.9 |
| CAS No.: | 113-92-8 |
Description
Chlorphenamine maleate is a white or almost white, crystalline powder. It is freely soluble in water, soluble in ethanol (96 per cent).
Application
Chlorpheniramine maleate is an antihistamine. It can be used for urticaria, vasodilating rhinitis, cold, asthma, rhinitis, contact dermatitis, as well as allergies, insect bites and motion sickness caused by drugs and foods.
Specification
| Appearance | White or almost white, crystalline powder. |
| Melting range | 130 °C to 135 °C |
| Appearance of solution | Meets the requirements. |
| Optical rotation | − 0.10° to + 0.10° |
| Heavy metals | ≤20 ppm |
| Loss on drying | ≤0.5% |
| Sulfated ash | ≤0.1% |
| Related substances: | |
| 2-(4-chlorophenyl)-4-(dimethylamino)-2-[2-(dimethylamino)ethyl]butanenitrile | ≤0.2% |
| N-(pyridin-2-yl)pyridin-2-amine (2,2′-dipyridylamine) | ≤0.1% |
| (3RS)-3-(4-chlorophenyl)-N-methyl-3-(pyridin-2-yl)propan-1-amine | ≤0.1% |
| (2RS)-2-(4-chlorophenyl)-4-(dimethylamino)-2-(pyridin-2-yl)butanenitrile | ≤0.1% |
| Unspecified impurities | ≤0.10% |
| Assay | 98.0% - 101.0% |
Packing and Storage
Preserve in tight, light-resistant containers.
Minimum Order
One package
