Roxithromycin Impurity 18 CAS 67796-27-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 67796-27-4 |
| Molecular Formula | C4H10O3 |
| Molecular Weight | 106.12 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Roxithromycin Impurity 18 (CAS 67796-27-4), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H10O3. Molecular weight: 106.12 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H10O3 |
| Molecular Weight | 106.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 0.0 |
| CAS Registry Year (est.) | 1976 |
Related Roxithromycin Standards
- Roxithromycin Impurity 17 (CAS 74498-88-7)
- Roxithromycin Impurity 14 (CAS CATO-C4X-130314)
- Roxithromycin Impurity 15 (CAS 89268-03-1)
- Roxithromycin impurity 29 (CAS CATO-C4X-130329)
- Roxithromycin Impurity A (CAS 59319-72-1)
- Roxithromycin EP Impurity I TFA salt (CAS 425365-66-8(free base))
- Roxithromycin EP Impurity B (CAS 214902-82-6)
- Roxithromycin EP Impurity B Isomer (CAS CATO-C4X-130321)
Recommended Standards
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- Entecavir Impurity 46 (CAS CATO-C4X-107746)
- 3-(Chloromethyl)-4-(4-hydroxybenzylidene)isoxazol-5(4H)-one (CAS 1142199-72-1)
- (E)-[(4-Methylphenyl)methoxy]({2-[(4-methylphenyl)sulfanyl]pyridin-3-yl}methylidene)amine (CAS 477885-93-1)
- Methyl 4-(4-chlorophenyl)-2,4-dioxobutanoate (CAS 39757-35-2)
- Methyl 3-methyl-4-oxo-4,5,6,7-tetrahydro-1H-indole-2-carboxylate (CAS 35308-70-4)
- Acetyl Hexapeptide-39 (CAS 1382088-38-1)
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