2,6-dibromo-4-fluorobenzoic acid CAS 91590-90-8
| CAS No. | 91590-90-8 |
| Molecular Formula | C7H3Br2FO2 |
| Molecular Weight | 297.90 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2,6-dibromo-4-fluorobenzoic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
2,6-dibromo-4-fluorobenzoic acid (CAS 91590-90-8) is a high-purity analytical reference standard with the molecular formula C7H3Br2FO2 and a molecular weight of 297.90 g/mol.
Based on its molecular formula C7H3Br2FO2, 2,6-dibromo-4-fluorobenzoic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 297.90 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H3Br2FO2 |
| Molecular Weight | 297.90 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | F/Br-containing |
Related dibromo Standards
- 2,5-Dibromo-3-fluorobenzoic acid (CAS 1006593-91-4)
- 3,6-Dibromo-2-fluorobenzoic acid (CAS 1214352-42-7)
- 2,3-Dibromo-5-fluorobenzoic acid (CAS 1542748-51-5)
- 2,4-dibromo-5-fluorobenzoic acid (CAS 173410-26-9)
- 3,4-Dibromo-2-fluorobenzoic acid (CAS 1804416-86-1)
- 2,4-Dibromo-3-fluorobenzoic acid (CAS 1805122-82-0)
- 2,6-Dibromo-3-fluorobenzoic acid (CAS 1806327-84-3)
- 2,3-Dibromo-4-fluorobenzoic acid (CAS 1806353-38-7)
Recommended Standards
- 2,5-Dibromo-4-fluorobenzoic acid (CAS 187326-20-1)
- 3,5-Dibromo-4-fluoro-2-hydroxybenzaldehyde (CAS 886493-33-0)
- 3,5-Dibromo-2-fluorobenzoic acid (CAS 183065-73-8)
- 3,5-Dibromo-4-fluorobenzoic Acid (CAS 402-87-9)
- 7-Chloro-5-[(2,6-dichlorophenyl)methyl]-2,3,4,5-tetrahydro-1,5-benzothiazepin-4-one (CAS 303987-48-6)
- (R)-2-(isoindolin-2-yl)butan-1-ol (CAS 135711-18-1)
- N-(4-(2-(1H-1,2,4-triazol-1-yl)ethoxy)phenyl)-4-(tert-butyl)benzamide (CAS 866008-31-3)
- 2-(3-Aminopyrrolidin-1-yl)-3-methyl-6-(trifluoromethyl)pyrimidin-4(3H)-one (CAS 1707735-19-0)
- 4-benzyl-5-methylmorpholine-2-carbonitrile (CAS 1823637-80-4)
- Miglustat Impurity A (CAS 253328-56-2)
- 3,6-Dichloroquinolin-4(1H)-one (CAS 25771-83-9)
- 2-Bromo-4-ethylphenylisothiocyanate (CAS 1208077-71-7)
- methyl 5-methyl-4-oxo-3H,4H-pyrrolo[2,1-f][1,2,4]triazine-6-carboxylate (CAS 310431-29-9)
- Semaglutide impurity 95 (CAS CATO-C4X-222695)
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 18665070610 / Nicole.chen@cato-chem.com