2,4-Dibromo-1-(fluoromethyl)benzene CAS 1780254-42-3
| CAS No. | 1780254-42-3 |
| Molecular Formula | C7H5Br2F |
| Molecular Weight | 267.92 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 267.92 g/mol gives 2,4-Dibromo-1-(fluoromethyl)benzene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2,4-Dibromo-1-(fluoromethyl)benzene (CAS 1780254-42-3), molecular formula C7H5Br2F and molecular weight 267.92 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H5Br2F, 2,4-Dibromo-1-(fluoromethyl)benzene contains fluorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 267.92 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), 2,4-Dibromo-1-(fluoromethyl)benzene 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 | C7H5Br2F |
| Molecular Weight | 267.92 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.) | 1994 |
| Halogen Content | F/Br-containing |
Related Dibromo Standards
- 3,4-Dibromo-5-fluorotoluene (CAS 1000576-19-1)
- 1,4-Dibromo-2-fluoro-3-methylbenzene (CAS 1000576-44-2)
- 1,2-Dibromo-5-fluoro-3-methylbenzene (CAS 1000576-64-6)
- 2,5-Dibromo-4-fluorotoluene (CAS 134332-29-9)
- 1,3-Dibromo-2-fluoro-4-methylbenzene (CAS 1356114-00-5)
- 1,2-Dibromo-3-fluoro-4-methylbenzene (CAS 1500635-65-3)
- [Dibromo(fluoro)methyl]benzene (CAS 772339-79-4)
- 1,2-Dibromo-4-fluoro-5-methylbenzene (CAS 202982-77-2)
Recommended Standards
- 6-Fluoro-2-bromobenzyl Bromide (CAS 1548-81-8)
- FJFC (CAS 1505434-73-0)
- 1-(Dibromomethyl)-2-fluorobenzene (CAS 220141-76-4)
- 1,3-Dibromo-2-fluoro-5-methylbenzene (CAS 444-13-3)
- 2,4-Dichloro-6-(tetrahydro-2H-pyran-4-yl)pyrimidine (CAS 1417519-39-1)
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