4-Bromo-2-(trifluoromethoxy)phenol CAS 690264-39-2
| CAS No. | 690264-39-2 |
| Molecular Formula | C7H4BrF3O2 |
| Molecular Weight | 257.00 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 4-Bromo-2-(trifluoromethoxy)phenol (C7H4BrF3O2) contains a carboxylic acid group, 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 257.00 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 4-Bromo-2-(trifluoromethoxy)phenol (CAS 690264-39-2), a certified reference material (molecular formula C7H4BrF3O2, MW 257.00 g/mol) for analytical method development and quality control.
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.
CATO manufactures 4-Bromo-2-(trifluoromethoxy)phenol 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 | C7H4BrF3O2 |
| Molecular Weight | 257.00 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F/Br-containing |
Related Bromo Standards
- 5-Bromo-2-(trifluoromethoxy)phenol (CAS 1048963-39-8)
- 3-Bromo-5-(trifluoromethoxy)phenol (CAS 1197239-47-6)
- 1-Bromo-3-pentafluoroethyloxy-propane (CAS 1301739-12-7)
- 2-bromo-3-(trifluoromethoxy)phenol (CAS 1392059-76-5)
- 4-Bromo-5-difluoromethoxy-2-fluorophenol (CAS 1804409-04-8)
- 2-Bromo-4-(difluoromethoxy)-3-fluorophenol (CAS 1804910-41-5)
- 5-Bromo-3-difluoromethoxy-2-fluorophenol (CAS 1804910-47-1)
- 2-Bromo-4-difluoromethoxy-5-fluorophenol (CAS 1805023-70-4)
Recommended Standards
- 3-Bromo-4-(trifluoromethoxy)phenol (CAS 886496-88-4)
- 4-Bromo-3-(trifluoromethoxy)phenol (CAS 886499-93-0)
- 2-Bromo-5-(trifluoromethoxy)phenol (CAS 205371-26-2)
- 5,6-Dichloro-2-(trifluoromethyl)-4H-imidazo[4,5-b]pyrazine (CAS 53338-40-2)
- 3-Amino-6-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-4-(trifluoromethyl)thieno[2,3-b]pyridine-2-carboxamide (CAS 625377-77-7)
- 6-Amino-5-(difluoromethyl)-4-hydroxypicolinonitrile (CAS 1805349-16-9)
- N-(4-Sulfamoylphenethyl)-2-(thiophen-2-yl)quinoline-4-carboxamide (CAS 687576-28-9)
- Ethyl 5-benzamido-1-phenyl-1h-pyrazole-4-carboxylate (CAS 115445-61-9)
- (3-((5-Chloropyrimidin-2-yl)oxy)phenyl)methanol (CAS 1502589-58-3)
- 3-(4-Chlorophenyl)-1-phenyl-1H-pyrazole-4-carbaldehyde (CAS 36663-00-0)
- 2-((4-(Tert-pentyl)cyclohexyl)amino)ethan-1-ol (CAS 1039974-37-2)
- 2-((3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)methyl)benzonitrile (CAS 2246772-09-6)
- 6-Chloro-N-(2-hydroxy-2-(pyridin-3-yl)ethyl)pyridazine-3-carboxamide (CAS 1024604-99-6)
- Insulin Degludec Impurity 15 (CAS CATO-C4X-215715)
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