4-((2-Fluoro-5-nitrophenyl)amino)-4-oxobutanoic acid CAS 314281-85-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 314281-85-1 |
| Molecular Formula | C10H9FN2O5 |
| Molecular Weight | 256.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-((2-Fluoro-5-nitrophenyl)amino)-4-oxobutanoic acid (CAS 314281-85-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H9FN2O5. Molecular weight: 256.19 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C10H9FN2O5 |
| Molecular Weight | 256.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fluoro Standards
- 1-Fluoro-4-(1,1,5,5,5-pentafluoro-pentyl)-benzene (CAS 1965305-26-3)
- Ethyl 2-((4-fluoro-3-nitrophenyl)amino)-2-oxoacetate (CAS 69066-09-7)
- 5-(4-Fluoro-3-(trifluoromethyl)phenyl)pyridin-2-amine (CAS 1110656-35-3)
- 4'-Fluoro-5-(trifluoromethyl)biphenyl-3-ol (CAS 1214340-39-2)
- 3-Fluoro-2'-(trifluoromethyl)-[1,1'-biphenyl]-4-ol (CAS 1261548-05-3)
- 2-Fluoro-4-(3-trifluoromethylphenyl)phenol (CAS 1261639-15-9)
- 4-Fluoro-3-hydroxy-4'-(trifluoromethyl)biphenyl (CAS 1261805-30-4)
- 3-(4-Fluoro-3-trifluoromethylphenyl)phenol (CAS 1261889-86-4)
Recommended Standards
- 5-(Methothio)thiophene-2-boronic acid pinacol ester (CAS 1172999-13-1)
- Norbaeocystin (CAS 21420-59-7)
- N-(Isoxazol-3-yl)-3-(trifluoromethyl)benzamide (CAS 717860-36-1)
- 2-(Benzylamino)-2-cyclopropylethan-1-ol (CAS 776315-65-2)
- Ethyl[(2-fluoro-6-nitrophenyl)methyl]amine (CAS 1881331-58-3)
- 1-Methyl-6-oxo-1,6-dihydropyrimidine-5-carboxylic acid (CAS 397310-83-7)
- 2,3,5-Trichloro-6-(trifluoromethyl)pyridine (CAS 39891-01-5)
- Uridylic Acid (2'- and 3'- Mixture) (CAS 84-53-7)
- 2,5,7-Trimethyl-3-phenylpyrazolo[1,5-a]pyrimidine (CAS 138628-46-3)
- Acetyl Dipeptide-1 (CAS 196604-48-5)
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