4-([1,1'-Biphenyl]-4-ylmethylene)-2-phenyloxazol-5(4H)-one CAS 66404-26-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 66404-26-0 |
| Molecular Formula | C22H15NO2 |
| Molecular Weight | 325.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-([1,1'-Biphenyl]-4-ylmethylene)-2-phenyloxazol-5(4H)-one (CAS 66404-26-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C22H15NO2. Molecular weight: 325.36 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C22H15NO2 |
| Molecular Weight | 325.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 1 |
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- 1-(Biphenyl-4-yl)-3-(cyclohexylmethyl)thiourea (CAS 1415564-41-8)
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Recommended Standards
- 4-((Benzo[d][1,3]dioxol-5-ylmethylene)amino)phenyl pivalate (CAS 301193-47-5)
- 4-(2,5-Diphenyl-2H-1,2,3-triazol-4-yl)benzaldehyde (CAS 61310-00-7)
- 3-Nitro-N-(4-(piperidin-1-yl)phenyl)benzamide (CAS 448912-81-0)
- N-hydroxy-2-[(4-hydroxy-1-piperidyl)methyl]benzamidine (CAS 1016879-10-9)
- 6-{[(2,6-dichlorophenyl)sulfanyl]methyl}-2-sulfanylpyrimidin-4-ol (CAS 866143-64-8)
- 6-(2-Fluoroethoxy)pyridazine-3-carboxylic acid (CAS 2089732-11-4)
- Ethyl 4-(3-bromophenyl)-2-oxo-2,3-dihydrothiazole-5-carboxylate (CAS 886497-49-0)
- 3-(Tetrahydro-2H-pyran-4-yl)pentan-3-ol (CAS 854697-52-2)
- 5-Bromo-2-ethoxybenzamide (CAS 54924-78-6)
- Semaglutide impurity 61 (CAS CATO-C4X-222661)
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