2-Bromo-4′-(trifluoromethoxy)acetophenone CAS 103962-10-3
| CAS No. | 103962-10-3 |
| Molecular Formula | C9H12BrF3O2 |
| Molecular Weight | 289.09 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.
2-Bromo-4′-(trifluoromethoxy)acetophenone (CAS 103962-10-3) is a high-purity analytical reference standard with the molecular formula C9H12BrF3O2 and a molecular weight of 289.09 g/mol.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, 2-Bromo-4′-(trifluoromethoxy)acetophenone is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 289.09 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 2-Bromo-4′-(trifluoromethoxy)acetophenone 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 | C9H12BrF3O2 |
| Molecular Weight | 289.09 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | F/Br-containing |
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