6-Ethyl-7-hydroxy-2-methyl-3-phenyl-4H-1-benzopyran-4-one CAS 315234-02-7
| CAS No. | 315234-02-7 |
| Molecular Formula | C18H16O3 |
| Molecular Weight | 280.32 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.
6-Ethyl-7-hydroxy-2-methyl-3-phenyl-4H-1-benzopyran-4-one (CAS 315234-02-7), molecular formula C18H16O3 and molecular weight 280.32 g/mol, is a CATO reference standard with documented purity and traceability.
6-Ethyl-7-hydroxy-2-methyl-3-phenyl-4H-1-benzopyran-4-one (C18H16O3) contains a steroid core, a hydroxyl group, an ether linkage. 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).
CATO manufactures 6-Ethyl-7-hydroxy-2-methyl-3-phenyl-4H-1-benzopyran-4-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 | C18H16O3 |
| Molecular Weight | 280.32 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
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Recommended Standards
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- 3-(4-Aminophenoxy)propan-1-ol (CAS 99190-16-6)
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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