1-Bromo-4-chloro-2-fluoro-5-(trifluoromethoxy)benzene CAS 1417569-87-9
| CAS No. | 1417569-87-9 |
| Molecular Formula | C7H2BrClF4O |
| Molecular Weight | 293.44 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.
1-Bromo-4-chloro-2-fluoro-5-(trifluoromethoxy)benzene (CAS 1417569-87-9) is a high-purity analytical reference standard with the molecular formula C7H2BrClF4O and a molecular weight of 293.44 g/mol.
Based on its molecular formula C7H2BrClF4O, 1-Bromo-4-chloro-2-fluoro-5-(trifluoromethoxy)benzene contains a hydroxyl group, an ether linkage, fluorine/chlorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 293.44 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).
As a certified reference material (CRM), 1-Bromo-4-chloro-2-fluoro-5-(trifluoromethoxy)benzene 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 | C7H2BrClF4O |
| Molecular Weight | 293.44 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 |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F/Cl/Br-containing |
Related Bromo Standards
- 5-Bromo-2-[chloro(difluoro)methoxy]-1,3-difluoro-benzene (CAS 115488-29-4)
- 5-Bromo-1-chloro-3-fluoro-2-(trifluoromethoxy)benzene (CAS 1417566-38-1)
- 1-Bromo-2-[chloro(difluoro)methoxy]-4,5-difluoro-benzene (CAS 1417567-00-0)
- 1-Bromo-4-[chloro(difluoro)methoxy]-2,3-difluoro-benzene (CAS 1417567-60-2)
- 1-Bromo-5-chloro-3-fluoro-2-(trifluoromethoxy)benzene (CAS 1417568-73-0)
- 5-Bromo-1-[chloro(difluoro)methoxy]-2,3-difluoro-benzene (CAS 1417569-28-8)
- 2-Bromo-5-[chloro(difluoro)methoxy]-1,3-difluoro-benzene (CAS 1417569-53-9)
- 1-Bromo-2-[chloro(difluoro)methoxy]-3,5-difluoro-benzene (CAS 1417569-66-4)
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