4-Acetyl-4-chloro-2-phenyloxazol-5(4H)-one CAS 90127-57-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 90127-57-4 |
| Molecular Formula | C11H8ClNO3 |
| Molecular Weight | 237.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-Acetyl-4-chloro-2-phenyloxazol-5(4H)-one (CAS 90127-57-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C11H8ClNO3. Molecular weight: 237.64 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C11H8ClNO3 |
| Molecular Weight | 237.64 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 4-{[(5-chloro-2-hydroxyphenyl)amino]methylidene}-4,5-dihydro-1H-pyrazol-5-one (CAS 339020-79-0)
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- Dinaphtho[1,2-b;1',2'-d]furan" (CAS 207-93-2)
- 4-(4-(4-Nitrophenoxy)butoxy)benzene-1-sulfonyl fluoride (CAS 21278-60-4)
- Butylhydroxyanisole Impurity 3 (CAS CATO-C4X-15703)
- 1-(Diethoxymethyl)-3-nitrobenzene (CAS 2403-49-8)
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