4-Bromo-1-(difluoromethoxy)-2-fluorobenzene CAS 147992-27-6
| CAS No. | 147992-27-6 |
| Molecular Formula | C7H4BrF3O |
| Molecular Weight | 241.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-Bromo-1-(difluoromethoxy)-2-fluorobenzene 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.
CATO supplies 4-Bromo-1-(difluoromethoxy)-2-fluorobenzene (CAS 147992-27-6), a certified reference material (molecular formula C7H4BrF3O, MW 241.01 g/mol) for analytical method development and quality control.
Structurally, 4-Bromo-1-(difluoromethoxy)-2-fluorobenzene (C7H4BrF3O) contains a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 241.01 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C7H4BrF3O |
| Molecular Weight | 241.01 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.) | 1999 |
| Halogen Content | F/Br-containing |
Related Bromo Standards
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Recommended Standards
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- 2-Oxo-1-(4-(trifluoromethyl)benzyl)-N-(4-(trifluoromethyl)phenyl)-1,2-dihydropyridine-3-carboxamide (CAS 338781-79-6)
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- 3-(Tert-butyl)-6-nitro-2-(4-nitrophenyl)indeno[1,2-c]pyrazol-4(2H)-one (CAS 254888-04-5)
- Tau Peptide (512-525) amide trifluoroacetate salt (CAS 2022956-61-0)
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