6-Bromo-5-fluoro-2,3-dihydrobenzo[b][1,4]dioxine CAS 69464-28-4
| CAS No. | 69464-28-4 |
| Molecular Formula | C8H6BrFO2 |
| Molecular Weight | 233.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 6-Bromo-5-fluoro-2,3-dihydrobenzo[b][1,4]dioxine 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.
CATO supplies 6-Bromo-5-fluoro-2,3-dihydrobenzo[b][1,4]dioxine (CAS 69464-28-4), a certified reference material (molecular formula C8H6BrFO2, MW 233.03 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H6BrFO2, 6-Bromo-5-fluoro-2,3-dihydrobenzo[b][1,4]dioxine 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 233.03 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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C8H6BrFO2 |
| Molecular Weight | 233.03 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.) | 1976 |
| Halogen Content | F/Br-containing |
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Recommended Standards
- 6-Bromo-2-fluoro-3-methylbenzoic Acid (CAS 743466-98-0)
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- 6-Bromo-2-fluoro-3-methoxybenzaldehyde (CAS 853792-27-5)
- Methyl 2-bromo-3-fluorobenzoate (CAS 647020-71-1)
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- 2-Fluoro-6-nitropyridin-3-ol (CAS 1806421-73-7)
- 2-Benzyl-4-bromo-2H-indazole (CAS 952734-38-2)
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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