2-Bromo-1-(3-bromo-2,4-difluorophenyl)ethan-1-one CAS 1807168-91-7
| CAS No. | 1807168-91-7 |
| Molecular Formula | C8H4Br2F2O |
| Molecular Weight | 313.92 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-Bromo-1-(3-bromo-2,4-difluorophenyl)ethan-1-one (CAS 1807168-91-7) is a high-purity analytical reference standard with the molecular formula C8H4Br2F2O and a molecular weight of 313.92 g/mol.
Based on its molecular formula C8H4Br2F2O, 2-Bromo-1-(3-bromo-2,4-difluorophenyl)ethan-1-one contains 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 313.92 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.
As a certified reference material (CRM), 2-Bromo-1-(3-bromo-2,4-difluorophenyl)ethan-1-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C8H4Br2F2O |
| Molecular Weight | 313.92 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F/Br-containing |
Related Bromo Standards
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Recommended Standards
- 2-Bromo-1-(2-bromo-3,6-difluorophenyl)ethan-1-one (CAS 1807197-48-3)
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- 3-Bromo-5-iodo-2-methoxypyridine (CAS 1823944-09-7)
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