5-(4-Ethynylphenyl)oxazolidin-2-one CAS 2228264-44-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2228264-44-4 |
| Molecular Formula | C11H9NO2 |
| Molecular Weight | 187.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(4-Ethynylphenyl)oxazolidin-2-one (CAS 2228264-44-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H9NO2. Molecular weight: 187.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H9NO2 |
| Molecular Weight | 187.19 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 5-(4-Aminophenyl)furan-2-carbaldehyde (CAS 57023-90-2)
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- (2-(Cyanomethoxy)phenyl)boronic acid (CAS 947533-29-1)
- Ethyl 7-(4-fluorophenyl)-2-methyl-5-oxo-4-(2-(trifluoromethyl)phenyl)-1,4,5,6,7,8-hexahydroquinoline-3-carboxylate (CAS 338414-99-6)
- N-(3-(5-Nitrofuran-2-yl)-1H-1,2,4-triazol-5-yl)acetamide (CAS 1704-66-1)
- (1R)-2-azabicyclo[2.2.1]heptane-4-carboxylic acid;hydrochloride (CAS 1212489-75-2)
- N-(3-Aminophenyl)-2-(2-methylphenoxy)propanamide (CAS 954257-10-4)
- 2-(2,3,5-Trifluorophenyl)acetaldehyde (CAS 1256469-90-5)
- Atrial Natriuretic Polypeptide (4-28), human (CAS 95896-08-5)
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