7-Ethoxy-3-(4-methoxyphenyl)-4-methyl-2H-chromen-2-one CAS 263364-88-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 263364-88-1 |
| Molecular Formula | C19H18O4 |
| Molecular Weight | 310.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Ethoxy-3-(4-methoxyphenyl)-4-methyl-2H-chromen-2-one (CAS 263364-88-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C19H18O4. Molecular weight: 310.34 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C19H18O4 |
| Molecular Weight | 310.34 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 Ethoxy Standards
- 6-Ethoxy-3-(4-methoxyphenyl)-4-methyl-2H-chromen-2-one (CAS 263365-03-3)
- 2-Ethoxy-N-(1-oxo-1,2,3,4-tetrahydroisoquinolin-7-yl)benzamide (CAS 1351616-85-7)
- 3-(4-Ethoxy-3-fluorophenyl)-1-phenyl-1H-pyrazole-4-carbaldehyde (CAS 1234692-05-7)
- 2-(4-ethoxy-3-methoxyphenyl)-2-(1H-indol-3-yl)ethanamine (CAS 848369-57-3)
- 2-Ethoxy-N-[3-(trifluoromethyl)phenyl]pyridine-3-carboxamide (CAS 866019-08-1)
- 3-(4-(4-Ethoxy-2-methylphenyl)thiazol-2-yl)aniline (CAS 1416344-70-1)
- 1-Ethoxy-2,3-difluoro-4-(trans-4-pentylcyclohexyl)benzene (CAS 124729-02-8)
- 7-Ethoxy-2,4-bis(trifluoromethyl)-1,8-naphthyridine (CAS 339026-22-1)
Recommended Standards
- 7-(3,4,5-Trimethoxyphenyl)-7-oxoheptanoic acid (CAS 951891-88-6)
- 7-Hydroxy-2-methyl-3-(4-propylphenoxy)-4h-chromen-4-one (CAS 201284-83-5)
- 7-(2,3,4-Trimethoxyphenyl)-7-oxoheptanoic acid (CAS 951892-03-8)
- N-(4-Methylphenyl)-2-[(4-methyl-1,2,3-thiadiazol-5-yl)carbonyl]-1-hydrazinecarboxamide (CAS 477890-47-4)
- 2,7-Dimethoxy-9-mesityl-10-methylacridinium tetrafluoroborate (CAS 2635339-81-8)
- tert-butyl N-{[3-(chloromethyl)-1,2,4-oxadiazol-5-yl]methyl}carbamate (CAS 1803601-86-6)
- (2,3-Dichlorobenzyl)hydrazine (CAS 51421-26-2)
- 2-(3-Iodophenyl)pyrrolidine (CAS 317355-10-5)
- 3-(3-Bromo-4-methoxyphenyl)-1-methyl-1h-pyrazol-5-amine (CAS 1182961-37-0)
- Peptide Impurity 06 (CAS CATO-CPTD788806)
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