6-Fluoro-2-bromobenzyl Bromide CAS 1548-81-8
| CAS No. | 1548-81-8 |
| Molecular Formula | C7H5Br2F |
| Molecular Weight | 267.92 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 6-Fluoro-2-bromobenzyl Bromide 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.
6-Fluoro-2-bromobenzyl Bromide (CAS 1548-81-8) is a high-purity analytical reference standard with the molecular formula C7H5Br2F and a molecular weight of 267.92 g/mol.
Structurally, 6-Fluoro-2-bromobenzyl Bromide (C7H5Br2F) contains 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 267.92 g/mol, it falls into the medium-molecular-weight range. 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.
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.) | 1957 |
| Halogen Content | F/Br-containing |
Related Fluoro Standards
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- 3-Fluoro-5-iodo-2-nitropyridine (CAS 1806417-56-0)
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- 2-Fluoro-3-iodo-5-nitropyridine (CAS 884495-33-4)
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Recommended Standards
- FJFC (CAS 1505434-73-0)
- 2,4-Dibromo-1-(fluoromethyl)benzene (CAS 1780254-42-3)
- 1,2-Dibromo-3-fluoro-4-methylbenzene (CAS 1500635-65-3)
- [Dibromo(fluoro)methyl]benzene (CAS 772339-79-4)
- 4,4-Dichloro-3-(dichloromethyl)crotonic acid methyl ester (CAS 97055-33-9)
- N-(4-Fluorophenyl)-3-(phenylsulfonamido)propanamide (CAS 881934-38-9)
- 5-Bromo-N-phenylfuran-3-carboxamide (CAS 197846-09-6)
- Methyl 6-cyanoimidazo[1,2-a]pyridine-3-carboxylate (CAS 1359657-12-7)
- 7-Ethynylisoquinoline (CAS 1158755-29-3)
- 2,5-Dimethoxy-N-[3-(phenethyloxy)benzyl]aniline (CAS 1040688-63-8)
- N-(5-((2-((2-Fluorophenyl)amino)-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)cyclopropanecarboxamide (CAS 392298-06-5)
- 6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo[2,3-b]pyridine (CAS 2751661-09-1)
- Bicyclo[4.1.0]heptane-1-carbonyl chloride (CAS 165126-40-9)
- (Glu9)-Exenatide (2-39) trifluoroacetate salt (CAS 196109-34-9)
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