4-Methylbenzoxazol-2(3H)-one CAS 78258-80-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 78258-80-7 |
| Molecular Formula | C8H7NO2 |
| Molecular Weight | 149.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Methylbenzoxazol-2(3H)-one (CAS 78258-80-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H7NO2. Molecular weight: 149.15 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H7NO2 |
| Molecular Weight | 149.15 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Nitrogen Atoms | 1 |
Related Methylbenzoxazol Standards
Recommended Standards
- 4-Methyl-1H-pyrazolo[3,4-d]pyrimidin-6-amine (CAS 859297-02-2)
- 4-Methylpyrazolo[1,5-a]pyrimidin-5(4H)-one (CAS 29274-25-7)
- 4-Methyl-1H-pyrazolo[3,4-b]pyridin-3(2H)-one (CAS 28491-62-5)
- 4-(Furan-2-yl)-2-hydroxybenzonitrile (CAS 1261963-18-1)
- 3,5-Dichloro-4-hydroxybenzoic Acid (CAS 3336-41-2)
- Bendamustine Impurity N20 (CAS 1219709-86-0)
- N-((2-fluorophenyl)carbamothioyl)benzamide (CAS 73999-10-7)
- (E)-5-Fluoropent-2-ene-1,4-diamine (CAS 82006-58-4)
- 3-Cyclopropoxy-N,2-dimethylaniline (CAS 1243328-61-1)
- Semaglutide impurity 32 (CAS CATO-C4X-222632)
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