1-Bromo-2-(difluoromethoxy)-4-fluorobenzene CAS 954235-83-7
| CAS No. | 954235-83-7 |
| Molecular Formula | C7H4BrF3O |
| Molecular Weight | 241.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 1-Bromo-2-(difluoromethoxy)-4-fluorobenzene 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.
1-Bromo-2-(difluoromethoxy)-4-fluorobenzene (CAS 954235-83-7), molecular formula C7H4BrF3O and molecular weight 241.01 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H4BrF3O, 1-Bromo-2-(difluoromethoxy)-4-fluorobenzene 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 241.01 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).
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.) | 1987 |
| Halogen Content | F/Br-containing |
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Recommended Standards
- 1-Bromo-2-(difluoromethoxy)-3-fluorobenzene (CAS 954235-98-4)
- 1-Bromo-2-(trifluoromethoxy)benzene (CAS 64115-88-4)
- (6-bromo-2,3,4-trifluorophenyl)methanol (CAS 651326-73-7)
- 1-Bromo-3-(difluoromethoxy)-5-fluorobenzene (CAS 433939-28-7)
- Methyl (4-amino-2-methoxyphenyl)carbamate hydrochloride (CAS 1923088-48-5)
- Ethyl 4-hydroxy-6-methyl-2-oxo-2H-pyran-5-carboxylate (CAS 66533-46-8)
- 6-Chlorobenzofuran-3-yl acetate (CAS 872191-28-1)
- 6-(Pyridin-4-yl)-1H-indazole (CAS 885271-89-6)
- (S)-N-(1-ethoxypropan-2-yl)thietan-3-amine (CAS 1841095-43-9)
- tert-Butyl 7-methoxy-2-oxospiro[indoline-3,3'-pyrrolidine]-1'-carboxylate (CAS 2089301-07-3)
- 4,5,7,8,12,13,15,16-Octafluoro[2.2]paracyclophane (CAS 1785-64-4)
- 2-Amino-N-(2-hydroxyethyl)-N-methyl-3-phenylpropanamide hydrochloride (CAS 1246172-63-3)
- 2-[(3R)-1-Methylpiperidin-3-yl]ethan-1-amine (CAS 1392745-61-7)
- Semaglutide Impurity 184 (CAS CATO-C4X-2226184)
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