(2E)-1-(4-Bromophenyl)-3-(3,4-dimethoxyphenyl)prop-2-en-1-one CAS 158575-03-2
| CAS No. | 158575-03-2 |
| Molecular Formula | C17H15BrO3 |
| Molecular Weight | 347.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
(2E)-1-(4-Bromophenyl)-3-(3,4-dimethoxyphenyl)prop-2-en-1-one (CAS 158575-03-2) is a high-purity analytical reference standard with the molecular formula C17H15BrO3 and a molecular weight of 347.20 g/mol.
(2E)-1-(4-Bromophenyl)-3-(3,4-dimethoxyphenyl)prop-2-en-1-one (C17H15BrO3) contains a steroid core, a hydroxyl group, an ether linkage, bromine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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), (2E)-1-(4-Bromophenyl)-3-(3,4-dimethoxyphenyl)prop-2-en-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 | C17H15BrO3 |
| Molecular Weight | 347.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2002 |
| Halogen Content | Br-containing |
Related E Standards
- (2E)-3-(3-Bromophenyl)-1-(2,5-dimethoxyphenyl)prop-2-en-1-one (CAS 1002849-71-9)
- (2E)-3-(4-Bromophenyl)-1-(2,4-dimethoxyphenyl)prop-2-en-1-one (CAS 1021493-90-2)
- (2E)-3-(3-Bromophenyl)-1-(2,4-dimethoxyphenyl)prop-2-en-1-one (CAS 119199-31-4)
- (2E)-1-(3-Bromophenyl)-3-(3,4-dimethoxyphenyl)prop-2-en-1-one (CAS 1352347-04-6)
- (2E)-1-(4-Bromophenyl)-3-(2,4-dimethoxyphenyl)prop-2-en-1-one (CAS 1646177-46-9)
- (2E)-1-(3-Bromophenyl)-3-(2,3-dimethoxyphenyl)prop-2-en-1-one (CAS 358656-12-9)
- (2E)-1-(3-Bromophenyl)-3-(2,4-dimethoxyphenyl)prop-2-en-1-one (CAS 219488-03-6)
- (2E)-1-(3-Bromophenyl)-3-(2,5-dimethoxyphenyl)prop-2-en-1-one (CAS 358656-13-0)
Recommended Standards
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