3-Bromo-4-hydroxyfuran-2(5H)-one CAS 21151-51-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21151-51-9 |
| Molecular Formula | C4H3BrO3 |
| Molecular Weight | 178.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Bromo-4-hydroxyfuran-2(5H)-one (CAS 21151-51-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H3BrO3. Molecular weight: 178.97 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H3BrO3 |
| Molecular Weight | 178.97 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1963 |
| Halogen Content | Br-containing |
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- Carbonic acid,cobalt(2+) salt (1:1),monohydrate (CAS 137506-60-6)
- Macrophage Inhibitory Peptide (CAS 41961-56-2)
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