Roxithromycin Impurity A CAS 59319-72-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 59319-72-1 |
| Molecular Formula | C37H67NO13 2*H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Roxithromycin Impurity A (CAS 59319-72-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C37H67NO13 2*H2O. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C37H67NO13 2*H2O |
| Molecular Weight | 751.95 g/mol |
| Purity | 97%+ |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 1 |
Related Roxithromycin Standards
- Roxithromycin Impurity 25 (CAS 1094780-37-6)
- Roxithromycin EP Impurity F (CAS 118267-18-8)
- Roxithromycin Impurity 26 (CAS 134834-10-9)
- Roxithromycin EP Impurity J (CAS 134834-12-1)
- Roxithromycin EP Impurity D (CAS 134931-00-3)
- Roxithromycin Impurity 20 (CAS 1460313-65-8)
- Roxithromycin EP Impurity E (CAS 1460313-66-9)
- Roxithromycin Impurity 19 (CAS 1460313-73-8)
Recommended Standards
- (S)-3-(4-Methoxybenzyl)piperazin-2-one (CAS 1240583-47-4)
- 1-(4-Bromo-2,6-difluorophenyl)-2,2,2-trifluoroethan-1-one (CAS 1208074-78-5)
- 6-Bromo-2-fluoro-7H-purine (CAS 1146697-80-4)
- N-(2-Isopropyl-6-methylphenyl)thiourea (CAS 1208886-86-5)
- Methyl 4-carbamimidamidobenzoate hydrochloride (CAS 112677-03-9)
- 1-(6,7-dihydro-5H-pyrrolo[2,1-c][1,2,4]triazol-3-ylmethyl)-1H-pyrazol-4-amine,HCl (CAS 1431966-65-2)
- Semaglutide impurity 205 (CAS CATO-C4X-2226205)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com