3-((4-Bromophenyl)sulfonyl)-1-(4-ethoxyphenyl)propan-1-one CAS 477334-21-7
| CAS No. | 477334-21-7 |
| Molecular Formula | C17H17BrO4S |
| Molecular Weight | 397.28 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.
3-((4-Bromophenyl)sulfonyl)-1-(4-ethoxyphenyl)propan-1-one (CAS 477334-21-7), molecular formula C17H17BrO4S and molecular weight 397.28 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C17H17BrO4S, 3-((4-Bromophenyl)sulfonyl)-1-(4-ethoxyphenyl)propan-1-one contains a flavonoid core, a sulfone group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 397.28 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 3-((4-Bromophenyl)sulfonyl)-1-(4-ethoxyphenyl)propan-1-one 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 | C17H17BrO4S |
| Molecular Weight | 397.28 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
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