3-Bromo-2,5-difluorobenzyl bromide CAS 1805523-99-2
| CAS No. | 1805523-99-2 |
| Molecular Formula | C7H4Br2F2 |
| Molecular Weight | 285.91 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 285.91 g/mol gives 3-Bromo-2,5-difluorobenzyl bromide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Bromo-2,5-difluorobenzyl bromide (CAS 1805523-99-2), molecular formula C7H4Br2F2 and molecular weight 285.91 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-Bromo-2,5-difluorobenzyl bromide (C7H4Br2F2) 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 285.91 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-Bromo-2,5-difluorobenzyl bromide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H4Br2F2 |
| Molecular Weight | 285.91 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/Br-containing |
Related Bromo Standards
- 1-Bromo-5-(bromomethyl)-2,4-difluorobenzene (CAS 1260863-32-8)
- 4-Bromo-3,6-dichloro-2-nitroaniline (CAS 1351802-17-9)
- 2-Bromo-5-(bromomethyl)-1,3-difluorobenzene (CAS 1571115-92-8)
- 1-Bromo-4-(bromomethyl)-2,3-difluorobenzene (CAS 162744-56-1)
- 4-Bromo-2,6-difluorobenzyl Bromide (CAS 162744-60-7)
- 2-Bromo-3-(bromomethyl)-1,4-difluorobenzene (CAS 1805119-92-9)
- 3-Bromo-2,4-Difluorobenzyl bromide (CAS 1805583-89-4)
- 2-Bromo-3,5-difluorobenzyl bromide (CAS 1807071-26-6)
Recommended Standards
- 2,6-Dibromo-3,5-difluorotoluene (CAS 1805121-78-1)
- 2,3-Dibromo-4,6-difluorotoluene (CAS 1806294-35-8)
- 3,6-Dibromo-2,4-difluorotoluene (CAS 1804939-22-7)
- 3,5-Dibromo-2,4-difluorotoluene (CAS 1806294-39-2)
- Methyl 5-fluoro-2-methoxy-3-nitrobenzoate (CAS 151793-21-4)
- 1-Chloropropyl carbonochloridate (CAS 92600-20-9)
- 7-Bromo-3-ethyl-8-fluoro-1H-quinoxalin-2-one (CAS 2756334-31-1)
- 1-(4-Chlorobenzenesulfonyl)-2-({[(4-methoxyphenyl)methyl]sulfanyl}methyl)benzene (CAS 337923-93-0)
- 2-(((1-Methyl-1h-imidazol-2-yl)methyl)thio)nicotinic acid (CAS 871256-69-8)
- 1-(2-Methyl-6-(trifluoromethyl)pyridin-3-yl)ethan-1-one (CAS 205582-83-8)
- 3-Methyl-N-(1-(tetrahydrofuran-2-yl)ethyl)but-2-enamide (CAS 1208670-37-4)
- 1-Benzyl-4-oxocyclohexanecarboxylic acid (CAS 56868-12-3)
- Methyl 4-(2-bromoethoxy)-3-chlorobenzoate (CAS 205106-54-3)
- Semaglutide Impurity 9 (CAS CATO-C4X-22269)
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