3,4-Dibromo-5-hydroxyfuran-2(5H)-one CAS 766-38-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 766-38-1 |
| Molecular Formula | C4H2Br2O3 |
| Molecular Weight | 257.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,4-Dibromo-5-hydroxyfuran-2(5H)-one (CAS 766-38-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C4H2Br2O3. Molecular weight: 257.86 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C4H2Br2O3 |
| Molecular Weight | 257.86 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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.) | 1957 |
| Halogen Content | Br-containing |
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Recommended Standards
- 3,4-Dibromodihydrofuran-2,5-dione (CAS 45669-18-9)
- Mucobromic acid 2,3-dibromomalealdehydic acid (2z)-2,3-dibromo-4-oxobut-2-enoic acid 2,3-dibromo-4-oxo-2-butenoic acid dibromoaldehydoacrylic acid a,b-dibromo-b-formylacrylic acid 2,3-dibromomaleic aldehyde acid Bromomucic acid 488-11-9 (CAS 488-11-9)
- 2-Chloro-4-pyridylzinc bromide (CAS 1227940-97-7)
- (S)-1-(3,5-dibromophenyl)-2-methoxyethan-1-amine (CAS 1269956-54-8)
- (5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)methanamine (CAS 1976012-69-7)
- Hydrochlorothiazide EP Impurity A (CAS 58-94-6)
- Docosanoic-12,12,13,13-d4 Acid (CAS 1219804-98-4)
- (R)-alpha-Methyl-4-methoxybenzyl Alcohol (CAS 1517-70-0)
- 6-Chloro-2-Benzoxazolinone (CAS 19932-84-4)
- Mast Cell Degranulating (MCD) Peptide (CAS 32908-73-9)
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