AZITHROMYCIN DIHYDRATE
CAS 117772-70-0
Chemical Formula C₁₇H₂₀N₂O₁₃·H₂O
Molecular Weight 749.87 g/mol
Azithromycin Dihydrate is an antibiotic in the macrolide class, commonly used to treat a variety of bacterial infections.
It is a semi-synthetic derivative of erythromycin and is particularly effective against respiratory, skin, and soft tissue infections, as well as sexually transmitted diseases. The dihydrate form contains water molecules in its crystalline structure, which aids in the solubility and stability of the drug.
Industrial Uses
- Pharmaceutical Industry :
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Antibiotic Treatment :
- Used to treat bacterial infections such as pneumonia, bronchitis, ear infections, and sexually transmitted infections (STIs) like chlamydia and gonorrhea.
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Anti-inflammatory :
- Used in the treatment of infections associated with inflammatory conditions, as it also has mild anti-inflammatory effects.
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Prophylaxis :
- Employed in some cases as a preventive measure for infections, particularly in immunocompromised patients.
- Veterinary Use :
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Animal Infections :
- Used in veterinary medicine to treat bacterial infections in animals, particularly in respiratory infections in livestock and pets.
Specifications
| CAS No | 117772-70-0 | |
|---|---|---|
| EC Number | 416-450-7 | |
| Appearance | White to off-white crystalline powder | |
| Molecular Weight | 749.87 g/mol | |
| Molecular Formula | C₁₇H₂₀N₂O₁₃·H₂O | |
| Solubility | Soluble in water, methanol, and ethanol | |
| Melting Point | ~75°C | |
| Odor | Odorless | |
| Viscosity | 100–300 cP (depending on concentration) | |
| Assay (on anhydrous basis) | 95–105% | |
| Loss on Drying | ≤5.0% | |
| Heavy Metals | ≤10 ppm | |
| pH (10% aqueous solution) | 4.5–6.0 | |
| AS Number | 117772-70-0 |