4-(3-(5-Hydroxy-3-methylisoxazol-4-yl)allylidene)-3-methylisoxazol-5(4H)-one CAS 14532-33-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 14532-33-3 |
| Molecular Formula | C11H10N2O4 |
| Molecular Weight | 234.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-(3-(5-Hydroxy-3-methylisoxazol-4-yl)allylidene)-3-methylisoxazol-5(4H)-one (CAS 14532-33-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H10N2O4. Molecular weight: 234.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H10N2O4 |
| Molecular Weight | 234.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 2 |
Related Hydroxy Standards
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Recommended Standards
- 2-Methyl-1-(4-(trifluoromethoxy)phenyl)propan-2-ol (CAS 1443348-35-3)
- 4,4-Dimethyl-7-nitroisoquinoline-1,3(2H,4H)-dione (CAS 14576-21-7)
- 2-Methyl-1-(2-(trifluoromethoxy)phenyl)propan-2-ol (CAS 1443344-47-5)
- 3-Hydroxy-n-(5-methyl-1,3-thiazol-2-yl)benzamide (CAS 1019453-02-1)
- 4082-91-1 Methanol, 1,1'-oxybis-, 1,1'-diacetate Methanol, oxybis-, diacetate AI3-61418 (CAS 4082-91-1)
- 1-Benzyl-3-phenyl-1h-pyrazole-4-carboxylic acid (CAS 905589-98-2)
- Methyl 3-amino-2-(4-fluoro-2-methylbenzyl)propanoate (CAS 1249755-32-5)
- (5-(Cyclopentylmethyl)-1,3,4-oxadiazol-2-yl)methanamine (CAS 1248219-01-3)
- 4-(2-Nitroethyl)benzonitrile (CAS 126158-10-9)
- Peptide 442 (CAS CATO-CPTD788442)
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