Oxazol-5(4H)-one CAS 497-24-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 497-24-5 |
| Molecular Formula | C3H3NO2 |
| Molecular Weight | 85.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Oxazol-5(4H)-one (CAS 497-24-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C3H3NO2. Molecular weight: 85.06 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C3H3NO2 |
| Molecular Weight | 85.06 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
Related Oxazol Standards
- Oxazol-2(5H)-one (CAS 64121-01-3)
- Oxazol-4(5H)-one (CAS 6542-34-3)
- Oxazol-2-ylamine 2-Aminoxazole 2-Aminooxazole 2-Oxazolamine 4570-45-0 (CAS 4570-45-0)
- Oxazol-2-ylmethanamine (CAS 885331-17-9)
- Oxazol-4-ylmethanamine (CAS 55242-82-5)
- 3-Methyl-1,2-oxazol-5-ol (CAS 45469-93-0)
- 2-(1,3-Oxazol-4-yl)acetonitrile (CAS 1065073-51-9)
- 2-(1,2-Oxazol-3-yl)acetonitrile (CAS 55242-83-6)
Recommended Standards
- Famotidine impurity 76 (CAS CATO-C4X-139276)
- Chlorhexidine Impurity 21 (CAS 2208-89-1)
- Isoxazol-5-ol (CAS 82357-80-0)
- 3-(2-Chloropyrimidin-4-yl)-3,8-diazabicyclo[3.2.1]octane (CAS 777836-02-9)
- (5-Isopropyl-2-(methoxycarbonyl)pyridin-4-yl)boronic acid (CAS 2225179-97-3)
- Abemaciclib Impurity 157 (CAS CATO-C4X-2937157)
- 5-Bromo-N-cyclohexyl-N,3-dimethylpyridin-2-amine (CAS 1220034-74-1)
- 3-Methylthietane-3-carboxylic acid 1,1-dioxide (CAS 2225141-44-4)
- 4-Methyl-N-(p-tolylcarbamoyl)benzamide (CAS 13541-38-3)
- Semaglutide Impurity 151 xTFA (CAS CATO-C4X-2226151)
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