2,3-Dibromo-6,7-dimethoxyquinoxaline CAS 1372142-07-8
| CAS No. | 1372142-07-8 |
| Molecular Formula | C10H8Br2N2O2 |
| Molecular Weight | 347.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2,3-Dibromo-6,7-dimethoxyquinoxaline (CAS 1372142-07-8) is a high-purity analytical reference standard with the molecular formula C10H8Br2N2O2 and a molecular weight of 347.99 g/mol.
Based on its molecular formula C10H8Br2N2O2, 2,3-Dibromo-6,7-dimethoxyquinoxaline contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 347.99 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 2,3-Dibromo-6,7-dimethoxyquinoxaline 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.
Physical & Chemical Properties
| Molecular Formula | C10H8Br2N2O2 |
| Molecular Weight | 347.99 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related Dibromo Standards
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- Methyl 6,8-dibromo-2H-chromene-3-carboxylate (CAS 177496-81-0)
- (2,4-Dibromo-6-(difluoromethoxy)phenyl)(methyl)sulfane (CAS 1805121-02-1)
- 4,5-Dibromo-2-(4-fluorophenyl)pyridazin-3(2H)-one (CAS 221031-01-2)
- ethyl 2,2-dibromo-1-phenylcyclopropane-1-carboxylate (CAS 65655-78-9)
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Recommended Standards
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- 1-Amino-2-(3-ethoxyphenyl)propan-2-ol (CAS 1344687-38-2)
- 3-(n-Ethyl-2,2,2-trifluoroacetamido)butanoic acid (CAS 1339789-30-8)
- (5S)-2-Methyl-5-(prop-1-en-2-yl)cyclohex-2-en-1-amine (CAS 1212484-48-4)
- [6-(1h-1,3-benzodiazol-1-yl)pyridin-3-yl]methanamine (CAS 953748-84-0)
- Methyl 3-amino-5-(tert-butyl)furan-2-carboxylate (CAS 216574-57-1)
- 1-(Difluoromethyl)-3-fluoro-5-nitrobenzene (CAS 1214329-87-9)
- (4-Methoxyphenyl)(diphenyl)phosphine (CAS 896-89-9)
- Hexapeptide-11 (CAS 161258-30-6)
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