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Azithromycin CAS 83905-01-5
Clarithromycin CAS 81103-11-9
10/12/2018
Madubamycin ammonium CAS 84878-61-5
10/12/2018
| Model: | MOS83905-01-5 |
| CAS: | 83905-01-5 |
| Molecular formula: | C38H72N2O12 |
| Molecular weight: | 748.9845 |
| Melting point: | 113-115℃ |
| Density: | 1.18g/cm3 |
| Refractive index: | 1.536 |
| Flash point: | 451°C |
| Vapour Pressur: | 2.51E-31mmHg at 25°C |
| Boiling point: | 822.1°C at 760 mmHg |
Azithromycin (CAS: 83905-01-5)
| ITEM | STANDARD | RESULT |
| Description | White or almost white crystallione powder | Conforms |
| Solubility | Practically insoluble in water, freely soluble in
anhydrous enthanol and in methylene chloride. |
Conforms |
| Identification IR | Should be identical to that of RS | Conforms |
| Identification HPLC | Should be identical to that of RS | Conforms |
| Crystallinity | Meets the requirements | Conforms |
| PH | 9 ~ 11 | 9.9 |
| Water | 4.0% ~ 5.0% | 4.6% |
| Residue on ignition | NMT 0.3% | 0.03% |
| Heavy metals | NMT 0.0025% | < 0.0025% |
| Assay(on dry basis) | 945 ~ 1030 μg/mg | 962 μg/mg |
| Residual Solvents | Acetone: NMT 0.5% | 0.2% |
| Dichloromethane: NMT 0.06% | ND |
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