(5-Bromo-2-hydroxyphenyl)(cyclopropyl)methanone CAS 69639-82-3
| CAS No. | 69639-82-3 |
| Molecular Formula | C10H9BrO2 |
| Molecular Weight | 241.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 241.08 g/mol gives (5-Bromo-2-hydroxyphenyl)(cyclopropyl)methanone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(5-Bromo-2-hydroxyphenyl)(cyclopropyl)methanone (CAS 69639-82-3) is a high-purity analytical reference standard with the molecular formula C10H9BrO2 and a molecular weight of 241.08 g/mol.
Based on its molecular formula C10H9BrO2, (5-Bromo-2-hydroxyphenyl)(cyclopropyl)methanone contains a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 241.08 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C10H9BrO2 |
| Molecular Weight | 241.08 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Halogen Content | Br-containing |
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