Ethyl 5-(3-fluoro-4-methylphenyl)-5-oxopentanoate CAS 898752-58-4
| CAS No. | 898752-58-4 |
| Molecular Formula | C14H17FO3 |
| Molecular Weight | 252.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Ethyl 5-(3-fluoro-4-methylphenyl)-5-oxopentanoate.
Ethyl 5-(3-fluoro-4-methylphenyl)-5-oxopentanoate (CAS 898752-58-4), molecular formula C14H17FO3 and molecular weight 252.28 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H17FO3, Ethyl 5-(3-fluoro-4-methylphenyl)-5-oxopentanoate contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 252.28 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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.
CATO manufactures Ethyl 5-(3-fluoro-4-methylphenyl)-5-oxopentanoate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C14H17FO3 |
| Molecular Weight | 252.28 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 sealed and dry, 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; Hygroscopic; reseal immediately after opening; 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.) | 1987 |
| Halogen Content | F-containing |
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Recommended Standards
- Ethyl 5-(3-fluoro-2-methylphenyl)-5-oxovalerate (CAS 951889-64-8)
- Ethyl 5-(4-fluoro-3-methylphenyl)-5-oxopentanoate (CAS 898752-64-2)
- Ethyl 5-(3-Bromo-2-thienyl)-5-oxovalerate (CAS 951889-37-5)
- Ethyl 6-(2-fluorophenyl)-6-oxohexanoate (CAS 898753-38-3)
- 1-Methanesulfonyl-3,3-dimethylbutan-2-one (CAS 61524-35-4)
- 7-Ethoxy-6-hydroxyquinazolin-4(3H)-one (CAS 451494-93-2)
- 1-Methyl-4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)piperidin-4-ol hydrochloride (CAS 2377611-23-7)
- (5S)-5-(Aminomethyl)-1,3-oxazolidin-2-one (CAS 1319737-99-9)
- Methyl 6-Hydroxy-4-methyl-1H-indazole-3-carboxylate (CAS 1352397-72-8)
- 2-(3-(Difluoromethoxy)-5-fluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1641578-50-8)
- 2-Amino-6,7,8,9-tetrahydro-5H-benzo[7]annulen-5-one (CAS 3470-55-1)
- 3-Phenylfuran (CAS 13679-41-9)
- Ethyl (S)-2-amino-3-(2-iodophenyl)-2-methylpropanoate (CAS 1241681-76-4)
- D-Ala21-Tirzepatide (CAS CATO-CPTD788913)
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