7-(2-(4-Methoxyphenyl)-2-oxoethoxy)-4-phenyl-2H-chromen-2-one CAS 242133-74-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 242133-74-0 |
| Molecular Formula | C24H18O5 |
| Molecular Weight | 386.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-(2-(4-Methoxyphenyl)-2-oxoethoxy)-4-phenyl-2H-chromen-2-one (CAS 242133-74-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C24H18O5. Molecular weight: 386.40 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C24H18O5 |
| Molecular Weight | 386.40 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Methoxyphenyl Standards
- 2-(4-Methoxyphenyl)-4-oxo-4H-chromen-3-yl 4-methylbenzoate (CAS 331460-13-0)
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- 2-(4-Methoxyphenyl)-3-(2-nitro-1-(p-tolyl)ethyl)-1H-indole (CAS 1036549-09-3)
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- (Z)-{[2-(4-methoxyphenyl)cyclopropyl](pyridin-2-yl)methylidene}amino 4-methylbenzoate (CAS 338749-32-9)
- 1-[7-(4-Methoxyphenyl)-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]-4-phenylpiperazine (CAS 338403-71-7)
- 4-(4-Methoxyphenyl)-6-(4-methylpiperazin-1-yl)-2-(pyridin-2-yl)pyrimidine-5-carbonitrile (CAS 338394-98-2)
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Recommended Standards
- 6-Nitro-4-(4-phenoxyphenylethylamino)quinazoline (CAS 545380-35-6)
- Boc-beta-L-Aspartyl beta-naphthylamide (CAS 2055114-62-8)
- 5-[3-(3,4-dimethoxyphenyl)-5-(furan-2-yl)-4,5-dihydro-1h-pyrazol-1-yl]-5-oxopentanoic acid (CAS 799258-14-3)
- 1-(Oxolane-2-carbonyl)-1,4-diazepane (CAS 63035-27-8)
- (R)-Methyl 2-amino-2-(3-fluoro-2-methylphenyl)acetate hydrochloride (CAS 1956435-35-0)
- 4-(5-Methyl-1,3-benzoxazol-2-yl)aniline (CAS 22501-77-5)
- 1201808-31-2 1-Phenyl-2,5,8,11,14,17,20,23,26,29,32,35-dodecaoxaheptatriacontan-37-ol DTXSID70634715 (CAS 1201808-31-2)
- 2-(4-Bromo-5-fluoro-2-methylphenyl)-1,3-dioxolane (CAS 2379322-29-7)
- (1S,4E,5'S,6S,6'S,7R,8S,10R,11R,12S,14R,15S,16R,18E,20E,22R,25S,27R,29R)-22-Ethyl-7,11,14,15-tetrahydroxy-6'-((R)-2-hydroxypropyl)-5',6,8,10,12,14,16,29-octamethyl-3',4',5',6'-tetrahydro-2,26-dioxaspiro[bicyclo[23.3.1]nonacosane-27,2'-pyran]-4,18,20-triene-3,9,13-trione (CAS 1404-59-7)
- Semaglutide Impurity 148 (CAS CATO-C4X-2226148)
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