7-(sec-Butyl)-3-ethylbenzofuran-2(3H)-one CAS 503545-28-6
| CAS No. | 503545-28-6 |
| Molecular Formula | C14H18O2 |
| Molecular Weight | 218.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-(sec-Butyl)-3-ethylbenzofuran-2(3H)-one (CAS 503545-28-6), molecular formula C14H18O2 and molecular weight 218.29 g/mol, is a CATO reference standard with documented purity and traceability.
7-(sec-Butyl)-3-ethylbenzofuran-2(3H)-one (C14H18O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. 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. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 7-(sec-Butyl)-3-ethylbenzofuran-2(3H)-one 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 | C14H18O2 |
| Molecular Weight | 218.29 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 1984 |
Recommended Standards
- 6-Isopropyl-7-methoxy-1-tetralone (CAS 22009-41-2)
- 7-(tert-Butyl)-5-ethylbenzofuran-2(3H)-one (CAS 742080-01-9)
- 6-Isobutoxy-3,4-dihydronaphthalen-1(2H)-one (CAS 221651-66-7)
- 8-Cyclopentyl-2,3,4,5-tetrahydropyrido[3,2-f][1,4]oxazepine (CAS 956434-10-9)
- 3-(5-Chloro-thiophen-2-yl)-1H-pyrazole-5-carboxylic acid (CAS 1188375-25-8)
- 3-Methyl-4-[methyl(methylsulfonyl)amino]benzoic acid (CAS 1858241-27-6)
- o-[(3-chlorophenyl)methyl]hydroxylamine (CAS 55418-31-0)
- 3-Amino-2-benzylpropanoicacidhydrochloride (CAS 26250-89-5)
- 2-(tert-Butylsulfonyl)-2-[2-(3-methoxyphenyl)hydrazono]acetonitrile (CAS 241127-20-8)
- 2,2-Dimethoxy-1-(p-tolyl)ethanone (CAS 54149-77-8)
- 2,6-Dimethyl-4-(4-nitrophenyl)morpholine (CAS 29842-64-6)
- 2-(Chloromethyl)-7-fluoroquinazoline (CAS 1416914-01-6)
- (4-Fluoro-3-methoxybenzyl)hydrazine hydrochloride (CAS 1059626-02-6)
- Peptide Fmoc-Thi-Thi-OH (CAS CATO-CPTD788552)
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