2,5-Dichloro-3-fluorobenzyl bromide CAS 1803784-30-6
| CAS No. | 1803784-30-6 |
| Molecular Formula | C7H4BrCl2F |
| Molecular Weight | 257.92 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 2,5-Dichloro-3-fluorobenzyl bromide (CAS 1803784-30-6), a certified reference material (molecular formula C7H4BrCl2F, MW 257.92 g/mol) for analytical method development and quality control.
Structurally, 2,5-Dichloro-3-fluorobenzyl bromide (C7H4BrCl2F) contains fluorine/chlorine/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 257.92 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 2,5-Dichloro-3-fluorobenzyl 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.
Physical & Chemical Properties
| Molecular Formula | C7H4BrCl2F |
| Molecular Weight | 257.92 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.) | 1995 |
| Halogen Content | F/Cl/Br-containing |
Related Dichloro Standards
- 3,5-Dichloro-4-fluorobenzyl bromide (CAS 1803725-04-3)
- 3,4-Dichloro-5-fluorobenzyl bromide (CAS 1803807-07-9)
- 2,4-Dichloro-3-fluorobenzyl bromide (CAS 1804514-62-2)
- 4,5-Dichloro-2-fluorobenzyl bromide (CAS 1804886-19-8)
- 2,5-Dichloro-4-fluorobenzyl bromide (CAS 1806302-59-9)
- 2,4-Dichloro-6-fluorobenzyl bromide (CAS 1807039-84-4)
- 2,3-Dichloro-4-fluorobenzyl bromide (CAS 1807053-25-3)
- 3,4-Dichloro-2-fluorobenzyl bromide (CAS 1807053-29-7)
Recommended Standards
- 2-(Bromomethyl)-1,3-dichloro-5-fluorobenzene (CAS 1803784-34-0)
- 3-Bromo-1,2-dichloro-5-fluoro-4-methylbenzene (CAS 1373253-12-3)
- 1-Bromo-3-(dichloromethyl)-5-fluorobenzene (CAS 1000339-58-1)
- 2,2-Dibromo-1-methylcyclopropane-1-carboxylic acid (CAS 5365-21-9)
- 3-(2-Chlorophenyl)-6-(2,4-difluorophenoxy)-1H-pyrazolo[3,4-b]pyrazine (CAS 864301-19-9)
- 2-(tert-Butylamino)-4,6-dichloro-1,3,5-triazine (CAS 27282-85-5)
- H-D-Arg(NO2)-OH (CAS 66036-77-9)
- 1-(6-Hydroxy-4,7-dimethoxy-3a,7a-dihydrobenzofuran-5-yl)ethanone (CAS 90936-33-7)
- 2-(Methylthio)benzo[d]oxazole-5-carboxylic acid (CAS 929344-59-2)
- (2Z)-2-[(Z)-4-Chlorobenzoyl]-3-(5-methoxy-1H-indol-3-yl)prop-2-enenitrile (CAS 861207-67-2)
- (S)-4-(4-Ethyl-2-oxooxazolidin-3-yl)benzonitrile (CAS 572923-10-5)
- (E)-4-[5-(Butyrylamino)-2-chloroanilino]-4-oxo-2-butenoic acid (CAS 940106-84-3)
- 2-Chlorothiophene-3,5-bis(sulfonyl chloride) (CAS 86806-70-4)
- Semaglutide Impurity 128 (CAS 2490269-78-6)
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