4-(Bromomethyl)-2,6-difluorophenol CAS 658082-19-0
| CAS No. | 658082-19-0 |
| Molecular Formula | C7H5BrF2O |
| Molecular Weight | 223.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Bromomethyl)-2,6-difluorophenol (CAS 658082-19-0) is a high-purity analytical reference standard with the molecular formula C7H5BrF2O and a molecular weight of 223.01 g/mol.
Structurally, 4-(Bromomethyl)-2,6-difluorophenol (C7H5BrF2O) 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 223.01 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-(Bromomethyl)-2,6-difluorophenol 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 | C7H5BrF2O |
| Molecular Weight | 223.01 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.) | 1985 |
| Halogen Content | F/Br-containing |
Related Bromomethyl Standards
- 4-(Bromomethyl)quinazoline (CAS 112762-98-8)
- 5-(Bromomethyl)quinoxaline (CAS 131454-80-3)
- 6-(Bromomethyl)quinazoline (CAS 131610-21-4)
- 3-(bromomethyl)-2-nitro-pyridine (CAS 15936-06-8)
- 5-(Bromomethyl)phthalazine (CAS 1936299-14-7)
- 2-(Bromomethyl)quinoxaline (CAS 54804-43-2)
- 4-(Bromomethyl)-1,5-naphthyridine (CAS 668276-31-1)
- 6-(Bromomethyl)quinoxaline (CAS 53967-21-8)
Recommended Standards
- 3-Bromo-5-(difluoromethyl)phenol (CAS 770718-98-4)
- 4-Bromo-2-(difluoromethyl)phenol (CAS 939990-49-5)
- 3,5-Dichloro-2,6-dihydroxybenzoic acid (CAS 26754-76-7)
- 4-Bromo-2,3-difluoroanisole (CAS 406482-22-2)
- 3-(Trifluoromethyl)picolinaldehyde oxime (CAS 1280538-35-3)
- 1-(3-Fluorophenyl)-6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxylic acid (CAS 1273860-31-3)
- 2-(2,4-Dichlorophenyl)tetrahydro-2h-pyran-3-carboxylic acid (CAS 1379284-13-5)
- (S)-1-(2-ethoxyphenyl)butan-1-amine (CAS 1213900-92-5)
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