2-Bromo-4-(difluoromethyl)-3-fluoro-1-methylbenzene CAS 2092187-56-7
| CAS No. | 2092187-56-7 |
| Molecular Formula | C8H6BrF3 |
| Molecular Weight | 239.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 239.03 g/mol gives 2-Bromo-4-(difluoromethyl)-3-fluoro-1-methylbenzene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Bromo-4-(difluoromethyl)-3-fluoro-1-methylbenzene (CAS 2092187-56-7) is a high-purity analytical reference standard with the molecular formula C8H6BrF3 and a molecular weight of 239.03 g/mol.
Owing to fluorine/bromine substitution, an aromatic ring system, 2-Bromo-4-(difluoromethyl)-3-fluoro-1-methylbenzene is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 239.03 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), 2-Bromo-4-(difluoromethyl)-3-fluoro-1-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 | C8H6BrF3 |
| Molecular Weight | 239.03 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 |
| 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.) | 1997 |
| Halogen Content | F/Br-containing |
Related Bromo Standards
- 1-Bromo-2-(2,2,2-trifluoroethyl)benzene (CAS 1027513-81-0)
- 2-Bromo-1-methyl-3-(trifluoromethyl)benzene (CAS 1099597-98-4)
- 2-Bromo-4-(1,1-difluoroethyl)-1-fluorobenzene (CAS 1138444-85-5)
- 2-Bromo-1-(1,1-difluoroethyl)-4-fluorobenzene (CAS 1138444-86-6)
- 2-Bromo-4-methyl-1-(trifluoromethyl)benzene (CAS 121793-12-2)
- 1-Bromo-3-(1,1-difluoroethyl)-2-fluorobenzene (CAS 1313426-10-6)
- 1-Bromo-4-(2,2,2-trifluoroethyl)benzene (CAS 155820-88-5)
- 1-Bromo-4-(1,1-difluoroethyl)-2-fluorobenzene (CAS 1628808-31-0)
Recommended Standards
- 2-Bromo-3-(difluoromethyl)-4-fluoro-1-methylbenzene (CAS 2092075-75-5)
- 2-Bromo-5-methylbenzotrifluoride (CAS 261952-20-9)
- 1-Bromo-5-(difluoromethyl)-3-fluoro-2-methylbenzene (CAS 2090555-97-6)
- 3-Bromo-2-methylbenzotrifluoride (CAS 69902-83-6)
- 4-(1H-indol-1-yl)aniline,HCl (CAS 1431963-41-5)
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