3-Benzoyl-7-ethoxy-2h-chromen-2-one CAS 307549-71-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 307549-71-9 |
| Molecular Formula | C18H14O4 |
| Molecular Weight | 294.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Benzoyl-7-ethoxy-2h-chromen-2-one (CAS 307549-71-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H14O4. Molecular weight: 294.30 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H14O4 |
| Molecular Weight | 294.30 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
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Recommended Standards
- 3-Amino-4-((1-methoxy-1-oxo-3-phenylpropan-2-yl)amino)-4-oxobutanoic acid (CAS 25548-16-7)
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- 3-[(4-Ethoxy-1,4-dioxobutyl)amino]-2-pyridinecarboxylic Acid Ethyl Ester (CAS 676596-61-5)
- 5-Hydroxypyridine-2-carbohydrazide (CAS 856835-98-8)
- N-(3-Fluoropyridin-4-yl)benzamide (CAS 1315494-51-9)
- 3,5-Difluoro-4-ethoxybenzophenone (CAS 951884-68-7)
- 1-(2-Chlorophenyl)-3-(4-methylphenyl)-1h-pyrazole-4-carboxylic acid (CAS 956181-51-4)
- 3,4-dimethylpent-3-enoic acid (CAS 14472-55-0)
- Bromofluazide analog 1 (CAS 1207727-08-9)
- Peptide 440 (CAS CATO-CPTD788440)
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 13829788188 / jacky.chen@cato-chem.com