Ethyl 4-(1-naphthyl)-4-oxobutyrate CAS 898752-92-6
| CAS No. | 898752-92-6 |
| Molecular Formula | C17H18O3 |
| Molecular Weight | 270.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C17H18O3, Ethyl 4-(1-naphthyl)-4-oxobutyrate contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 270.32 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).
Ethyl 4-(1-naphthyl)-4-oxobutyrate (CAS 898752-92-6), molecular formula C17H18O3 and molecular weight 270.32 g/mol, is a CATO reference standard with documented purity and traceability.
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 | C17H18O3 |
| Molecular Weight | 270.32 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related Ethyl Standards
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Recommended Standards
- Ethyl 3-hydroxy-3,3-diphenylpropanoate (CAS 894-18-8)
- Ethyl 5-(naphthalen-1-yl)-5-oxopentanoate (CAS 40335-93-1)
- Ethyl 3-((tert-butoxycarbonyl)(2-cyanoethyl)amino)propanoate (CAS 266353-22-4)
- Fenoprofen Ethyl Ester (CAS 32929-74-1)
- Denudatine (CAS 26166-37-0)
- 2,4',6-Tribromodiphenyl Ether (CAS 189084-60-4)
- N-(3-thioxo-3H-1,2,4-dithiazol-5-yl)propionamide (CAS 36289-45-9)
- (R)-1-(2-Aminoethyl)-N-benzyl-N-isopropylpyrrolidin-3-amine (CAS 1354008-08-4)
- tert-Butyl (5-formylpyridin-3-yl)carbamate (CAS 337904-94-6)
- 2-Azaspiro[5.5]undecane (CAS 180-48-3)
- 1,3-Dimethyl 5,5-dicyano-2-hydroxy-4-(4-methylphenyl)-6-(naphthalen-1-yl)cyclohex-1-ene-1,3-dicarboxylate (CAS 1212191-60-0)
- 2-Bromo-4-(bromomethyl)-1-methoxybenzene (CAS 89978-72-3)
- 2-Chloro-3-(5-(methoxymethyl)furan-2-yl)naphthalene-1,4-dione (CAS 65679-85-8)
- Semaglutide Impurity 131 (CAS 2618647-80-4)
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