3-Bromo-4-(2,2-difluoroethoxy)benzaldehyde CAS 1340329-94-3
| CAS No. | 1340329-94-3 |
| Molecular Formula | C9H7BrF2O2 |
| Molecular Weight | 265.05 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3-Bromo-4-(2,2-difluoroethoxy)benzaldehyde.
3-Bromo-4-(2,2-difluoroethoxy)benzaldehyde (CAS 1340329-94-3) is a high-purity analytical reference standard with the molecular formula C9H7BrF2O2 and a molecular weight of 265.05 g/mol.
Based on its molecular formula C9H7BrF2O2, 3-Bromo-4-(2,2-difluoroethoxy)benzaldehyde contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 265.05 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), 3-Bromo-4-(2,2-difluoroethoxy)benzaldehyde 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 | C9H7BrF2O2 |
| Molecular Weight | 265.05 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, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F/Br-containing |
Related Bromo Standards
- 2-Bromo-1-(3,5-difluoro-4-methoxyphenyl)ethan-1-one (CAS 1098617-30-1)
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Recommended Standards
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