Josamycin Impurity 9 CAS 209549-21-3
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 209549-21-3 |
| Molecular Formula | C46H75NO16 |
| Molecular Weight | 898.08 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Josamycin Impurity 9 (CAS 209549-21-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C46H75NO16. Molecular weight: 898.08 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C46H75NO16 |
| Molecular Weight | 898.08 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2016 |
| Nitrogen Atoms | 1 |
Related Josamycin Standards
- Josamycin Propionate - API Standards (CAS 40922-77-8)
- Josamycin Impurity 11 (CAS 31674-19-8)
- Josamycin Impurity 6 (CAS CATO-C4X-30156)
- Josamycin Impurity 10 (CAS CATO-C4X-301510)
- Josamycin EP Impurity J (CAS CATO-C4X-301512)
- Josamycin EP Impurity E (Platenomycin A1) (CAS 40615-47-2)
- Josamycin Impurity 7 (CAS CATO-C4X-30157)
- Josamycin EP Impurity B (18-Dihydroleucomycin A3) (CAS 40361-41-9)
Recommended Standards
- Bz-Arg-Gly-Phe-Phe-Leu-4MβNA (CAS 99112-24-0)
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- Midecamycin Impurity 16 (CAS CATO-C4X-312216)
- Vonoprazan Impurity 201 (CAS CATO-C4X-1020201)
- Cytarabine Impurity 15 (CAS 60827-79-4)
- 5-Fluoro-4-hydroxy-2-methylbenzonitrile (CAS 1394936-27-6)
- 8-Bromo-6-chloro-2H-benzo[d][1,3]oxazine-2,4(1H)-dione (CAS 122588-67-4)
- 2-((4'-Methyl-[1,1'-biphenyl]-4-yl)oxy)-1-morpholinoethan-1-one (CAS 303031-97-2)
- 4-(Piperazin-1-yl)indolin-2-one (CAS 221194-34-9)
- D-Ser39-Tirzepatide (CAS CATO-CPTD788694)
Why CATO?
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