Ethyl 3-nitro-4-(3-oxo-5-phenylisoxazol-2(3H)-yl)benzoate CAS 118938-24-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 118938-24-2 |
| Molecular Formula | C18H14N2O6 |
| Molecular Weight | 354.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 3-nitro-4-(3-oxo-5-phenylisoxazol-2(3H)-yl)benzoate (CAS 118938-24-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H14N2O6. Molecular weight: 354.31 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H14N2O6 |
| Molecular Weight | 354.31 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
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- 3-Nitro-4-({2-[2-(pyridin-2-yl)-1,3-thiazol-4-yl]ethyl}amino)benzaldehyde (CAS 861211-07-6)
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- 2-Methyl-4-nitro-N-(2-(2-(p-tolyl)thiazol-4-yl)ethyl)aniline (CAS 861207-44-5)
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Recommended Standards
- 6-aldehydo-isoophiopogonone A (CAS 112500-90-0)
- 5-(β-D-Glucopyranosyloxy)-7-hydroxy-2-methyl-4H-1-benzopyran-4-one (CAS 128396-15-6)
- 4,5-Di-O-acetyl Genistein 7-(Tri-O-acetyl-ß-D-glucuronic Acid Methyl Ester) (CAS 1105697-83-3)
- Ethyl 5-bromo-6-hydroxy-pyrimidine-4-carboxylate (CAS 937614-43-2)
- 6-Bromo-3-methylbenzofuran (CAS 33118-86-4)
- 4,4-Difluorocyclohexanemethanol (CAS 178312-48-6)
- 3,6-Dimethoxypyrazin-2-amine (CAS 23902-75-2)
- 4-(5-(3-Methoxyphenyl)-4H-1,2,4-triazol-3-yl)aniline (CAS 1049031-97-1)
- 5-Fluoro-3-hydroxypicolinonitrile (CAS 1224719-98-5)
- Peptide YY (human) trifluoroacetate salt (CAS 118997-30-1)
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