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Technical Data Sheet Galantamine Hydrobromide
Compound Information
Product Name:
Galantamine Hydrobromide
CAS No.:
1953-04-4
Molecular Formula:
C17H22BrNO3
Molecular Weight:
368.27
Revision Date:
2026-04-15
Analytical Information
| Tests | Specifications |
|---|---|
| Appearance | White crystalline powder |
| Purity (HPLC) | 98 - 102% (Galanthamine) |
| Melting Point | 256 °C |
| pH | 4.5 - 6.5 |
| Solubility | Sparingly soluble in water, very slightly soluble in anhydrous ethanol. It dissolves in dilute solutions of alkali hydroxides. |
| Specific Rotation | -90° - -100° (2% in water) |
| UV Absorption | 79.6 - 86.2 (289 nm, 50 μg in 1 ml water) |
| Heavy Metals | ≤ 10 ppm |
| Loss on Drying | ≤ 1.0% |
| Related Substances | Single impurity: ≤ 0.1%; Total impurities: ≤ 1.0%; Dihydrogalantnamine: ≤ 0.1%; Alkaloid: Consistent with standard |
| Arsenic | ≤ 2 ppm |
| Sulfated Ash | ≤ 1.0% |
| NMR | Pass test |
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