Ethyl 5-oxo-5-(4-propoxyphenyl)pentanoate CAS 898757-60-3
| CAS No. | 898757-60-3 |
| Molecular Formula | C16H22O4 |
| Molecular Weight | 278.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Ethyl 5-oxo-5-(4-propoxyphenyl)pentanoate (C16H22O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 278.34 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Ethyl 5-oxo-5-(4-propoxyphenyl)pentanoate (CAS 898757-60-3), molecular formula C16H22O4 and molecular weight 278.34 g/mol, is a CATO reference standard with documented purity and traceability.
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-oxo-5-(4-propoxyphenyl)pentanoate 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 | C16H22O4 |
| Molecular Weight | 278.34 g/mol |
| Appearance | Off-white to pale 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Recommended Standards
- Ethyl 5-(4-isopropoxyphenyl)-5-oxopentanoate (CAS 898757-71-6)
- Ethyl 6-(2-ethoxyphenyl)-6-oxohexanoate (CAS 898757-42-1)
- Ethyl 5-(3,5-dimethyl-4-methoxyphenyl)-5-oxovalerate (CAS 898751-02-5)
- ethyl 7-(3-methoxyphenyl)-7-oxoheptanoate (CAS 898752-16-4)
- Inosine-5＇-diphosphoric acid disodium salt (CAS 54735-61-4)
- Om-189 (CAS 55381-18-5)
- Ethyl 6,7,8,9-tetrahydro-5H-[1,2,4]triazolo[4,3-a][1,3]diazepine-3-carboxylate (CAS 1380300-40-2)
- 1-Naphthimidamide (CAS 14805-64-2)
- tert-Butyl 6'-amino-1',1'-dimethyl-1'H-spiro[cyclopropane-1,4'-isoquinoline]-2'(3'H)-carboxylate (CAS 2387130-69-8)
- Dihydrostreptomycin Sesquisulfate Hydrate (CAS 5490-27-7)
- 2-(Dibenzylamino)acetohydrazide (CAS 81807-26-3)
- Ethyl 3-(2-aminoethyl)cyclobutane-1-carboxylate (CAS 2105972-70-9)
- Perfluoro-2,5,8,11-tetraoxadodecane (CAS 64028-04-2)
- Insulin Detemir (CAS 169148-63-4)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com