Josamycin EP Impurity B (18-Dihydroleucomycin A3) CAS 40361-41-9
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 40361-41-9 |
| Molecular Formula | C42H71NO15 |
| Molecular Weight | 830.01 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Josamycin EP Impurity B (18-Dihydroleucomycin A3) (CAS 40361-41-9) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C42H71NO15. Molecular weight: 830.01 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C42H71NO15 |
| Molecular Weight | 830.01 g/mol |
| Purity | >95% |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 1 |
Related Josamycin Standards
- Josamycin EP Impurity D (Isoleucomycin A3) (CAS 22340-94-9)
- Josamycin Impurity 8 (CAS CATO-C4X-30158)
- Josamycin Impurity 7 (CAS CATO-C4X-30157)
- Josamycin EP Impurity J (CAS CATO-C4X-301512)
- Josamycin EP Impurity E (Platenomycin A1) (CAS 40615-47-2)
- Josamycin EP Impurity A (CAS 18361-46-1)
- Josamycin EP Impurity K (CAS 18361-48-3)
- Josamycin EP Impurity H (KitasaMycin A1) (CAS 16846-34-7)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com