6-Ethyl-7-hydroxy-2-methyl-3-phenoxy-4h-chromen-4-one CAS 315232-62-3
| CAS No. | 315232-62-3 |
| Molecular Formula | C18H16O4 |
| Molecular Weight | 296.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 6-Ethyl-7-hydroxy-2-methyl-3-phenoxy-4h-chromen-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.
CATO supplies 6-Ethyl-7-hydroxy-2-methyl-3-phenoxy-4h-chromen-4-one (CAS 315232-62-3), a certified reference material (molecular formula C18H16O4, MW 296.32 g/mol) for analytical method development and quality control.
Structurally, 6-Ethyl-7-hydroxy-2-methyl-3-phenoxy-4h-chromen-4-one (C18H16O4) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 296.32 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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.
Physical & Chemical Properties
| Molecular Formula | C18H16O4 |
| Molecular Weight | 296.32 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 |
Related Ethyl Standards
- (E)-3-(3-Hydroxy-4-methoxybenzylidene)-6-methylchroman-4-one (CAS 1031206-36-6)
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Recommended Standards
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- Sodium Chondroitin Sulfate A (CAS 39455-18-0)
- N-(4-Ethoxy-3-(prop-2-yn-1-yl)benzo[d]thiazol-2(3H)-ylidene)pentanamide (CAS 868674-45-7)
- 1-(Cyclohept-1-en-1-yl)pyrrolidine (CAS 14092-11-6)
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- [D-Glu]3-Semaglutide (CAS CATO-C4X-2226253)
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