1-Bromo-2-(difluoromethoxy)-3-methylbenzene CAS 954236-08-9
| CAS No. | 954236-08-9 |
| Molecular Formula | C8H7BrF2O |
| Molecular Weight | 237.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 1-Bromo-2-(difluoromethoxy)-3-methylbenzene (C8H7BrF2O) 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 237.04 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
1-Bromo-2-(difluoromethoxy)-3-methylbenzene (CAS 954236-08-9) is a high-purity analytical reference standard with the molecular formula C8H7BrF2O and a molecular weight of 237.04 g/mol.
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.
As a certified reference material (CRM), 1-Bromo-2-(difluoromethoxy)-3-methylbenzene 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 | C8H7BrF2O |
| Molecular Weight | 237.04 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 |
Related Bromo Standards
- 1-bromo-4-(difluoromethoxy)-2-methylbenzene (CAS 1021172-76-8)
- 6-Bromo-2,3-difluorophenetole (CAS 1122410-43-8)
- 5-Bromo-2-ethoxy-1,3-difluorobenzene (CAS 115467-04-4)
- 1-Bromo-2-(difluoromethyl)-4-methoxybenzene (CAS 1214329-81-3)
- 3-Bromo-4-(difluoromethyl)anisole (CAS 1214379-79-9)
- 4-Bromo-2,6-difluoro-alpha-methylbenzyl Alcohol (CAS 1214900-62-5)
- 1-Bromo-4-(difluoro(methoxy)methyl)benzene (CAS 1236031-38-1)
- 1-Bromo-2-ethoxy-3,5-difluorobenzene (CAS 1242418-44-5)
Recommended Standards
- 1-Bromo-2-(2,2-difluoroethoxy)benzene (CAS 946605-55-6)
- 1-Bromo-2,4-difluoro-5-(methoxymethyl)benzene (CAS 2379322-52-6)
- 1-(Bromomethyl)-3-(difluoromethoxy)benzene (CAS 72768-95-7)
- 1-Bromo-2,4-difluoro-5-ethoxybenzene (CAS 900175-11-3)
- Xylazole hydrochloride (CAS 123941-49-1)
- n-Pentyl-2,3-dihydro-1h-inden-1-amine (CAS 1019587-25-7)
- 5-Bromo-1-(2-(tert-butoxy)-2-oxoethyl)-2-oxo-1,2-dihydropyridine-3-carboxylic acid (CAS 2138236-26-5)
- 7-{[(4-chlorophenyl)methyl]sulfanyl}-2,4-bis(trifluoromethyl)-1,8-naphthyridine (CAS 477851-92-6)
- 4-Amino-5-(2-fluoro-benzyl)-4H-[1,2,4]triazole-3-thiol (CAS 554436-95-2)
- (2-Chloro-3,5-difluoro-4-(trifluoromethyl)phenyl)hydrazine (CAS 121435-36-7)
- 2,4-Dichloro-5-methylthioanisole (CAS 1806275-36-4)
- 1-Benzyl-5-chloro-6-oxo-1,6-dihydropyridine-3-carbaldehyde (CAS 1092352-35-6)
- Eltrombopag Impurity 90 (CAS CATO-C4X-119890)
- Neuropeptide Y (2-36) (human, rat) trifluoroacetate salt (CAS 123139-39-9)
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