(±)-Chloramphenicol CAS 2787-09-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2787-09-9 |
| Molecular Formula | C11H18Cl2N2O5 |
| Molecular Weight | 329.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(±)-Chloramphenicol (CAS 2787-09-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H18Cl2N2O5. Molecular weight: 329.18 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H18Cl2N2O5 |
| Molecular Weight | 329.18 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloramphenicol Standards
- Chloramphenicol-13C6 (CAS 1217706-02-9)
- Chloramphenicol-d5 (CAS 202480-68-0)
- Chloramphenicol-d5 (CAS CATO-CCAD303919)
- Chloramphenicol Impurity 18 (CAS 40027-72-3)
- Chloramphenicol (CAS 56-75-7)
- m-Chloramphenicol (CAS 7411-65-6)
- Chloramphenicol 3-Acetate (CAS 10318-16-8)
- Chloramphenicol 1-Acetate (CAS 23214-93-9)
Recommended Standards
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- 6-Bromo-4-chloro-2-(2-fluoro-phenyl)-quinazoline (CAS 760947-12-4)
- [3-31]-Semaglutide D (Sodium salt) (CAS CATO-C4X-2226119)
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