4,4-Dimethyl-1H-benzo[d][1,3]oxazin-2(4H)-one CAS 21440-96-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21440-96-0 |
| Molecular Formula | C10H11NO2 |
| Molecular Weight | 177.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4,4-Dimethyl-1H-benzo[d][1,3]oxazin-2(4H)-one (CAS 21440-96-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C10H11NO2. Molecular weight: 177.20 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C10H11NO2 |
| Molecular Weight | 177.20 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 1 |
Related Dimethyl Standards
- 3-(2,6-Dimethyl-4-pyridinyl)-2-propenoic acid (CAS 1023817-32-4)
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- 3-(1,5-Dimethyl-1H-pyrazol-3-yl)-5-methylisoxazole (CAS 113411-43-1)
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Recommended Standards
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com