Dirithromycin EP Impurity B CAS 869485-36-9
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 869485-36-9 |
| Molecular Formula | C29H56N2O9 |
| Molecular Weight | 576.76 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Dirithromycin EP Impurity B (CAS 869485-36-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C29H56N2O9. Molecular weight: 576.76 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C29H56N2O9 |
| Molecular Weight | 576.76 g/mol |
| Appearance | White to pale yellow crystalline powder |
| Purity | >90% |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related Dirithromycin Standards
Recommended Standards
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