(2E)-1-(4-Ethoxyphenyl)-3-(2-fluorophenyl)prop-2-en-1-one CAS 358343-55-2
| CAS No. | 358343-55-2 |
| Molecular Formula | C17H15FO2 |
| Molecular Weight | 270.30 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-Ethoxyphenyl)-3-(2-fluorophenyl)prop-2-en-1-one (CAS 358343-55-2), molecular formula C17H15FO2 and molecular weight 270.30 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, a hydroxyl group, an ether linkage, fluorine substitution, (2E)-1-(4-Ethoxyphenyl)-3-(2-fluorophenyl)prop-2-en-1-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 270.30 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), (2E)-1-(4-Ethoxyphenyl)-3-(2-fluorophenyl)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 | C17H15FO2 |
| Molecular Weight | 270.30 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 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
Related E Standards
- (2E)-1-(4-Ethoxyphenyl)-3-(3-fluorophenyl)prop-2-en-1-one (CAS 1287402-67-8)
- (2E)-1-(4-Ethoxyphenyl)-3-(4-fluorophenyl)prop-2-en-1-one (CAS 1582302-81-5)
- (2E)-3-(2-Ethoxyphenyl)-1-(4-fluorophenyl)prop-2-en-1-one (CAS 358656-27-6)
- (2E)-3-(4-Ethoxyphenyl)-1-(4-fluorophenyl)prop-2-en-1-one (CAS 6029-58-9)
- 3-(4-Ethoxyphenyl)-7-methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine (CAS 1707668-17-4)
- 3-(4-Ethoxyphenyl)-6-methyl-3,4-dihydro-2H-benzo[b][1,4]oxazine (CAS 1713174-09-4)
- 6-(4-Ethoxyphenyl)-3-formylpicolinic acid (CAS 1447953-38-9)
- 2-(4-(4-Ethoxyphenyl)-2,3-dioxo-3,4-dihydropyrazin-1(2H)-yl)acetonitrile (CAS 898419-44-8)
Recommended Standards
- ((4-Aminophenyl)sulfonyl)proline (CAS 99945-07-0)
- 4-Cyclopentyl-2-(methylsulfonyl)pyrimidine-5-carboxylic acid (CAS 1956377-14-2)
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- (R)-(5-Oxotetrahydrofuran-2-yl)methyl 4-methylbenzenesulfonate (CAS 58879-33-7)
- 1-((2-Methoxypyridin-3-yl)methyl)cyclopropanamine (CAS 1882442-85-4)
- Ethyl 6-(1H-1,2,4-triazol-1-yl)pyridazine-3-carboxylate (CAS 1706434-83-4)
- 1-Propanethiol-SD (CAS 64071-73-4)
- 3-Ethyl-2-methyl-1-phenyl-1H-indole (CAS 918163-14-1)
- 6'-Bromo-4'-hydroxyspiro[cyclobutane-1,2'-thiochromane] 1',1'-dioxide (CAS 2197504-52-0)
- 4-amino-2-chloro-pyridine-3-carbonitrile (CAS 1194341-42-8)
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- Apatinib Mesylate (CAS 1218779-75-9)
- 1-(2-Ethylhexyl)-4-methyl-1h-pyrazol-3-amine (CAS 1342374-16-6)
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