4-(4-Nitrophenyl)-1h-pyrazol-5-amine CAS 92765-89-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 92765-89-4 |
| Molecular Formula | C9H8N4O2 |
| Molecular Weight | 204.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(4-Nitrophenyl)-1h-pyrazol-5-amine (CAS 92765-89-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H8N4O2. Molecular weight: 204.19 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H8N4O2 |
| Molecular Weight | 204.19 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Nitrogen Atoms | 4 |
Related Nitrophenyl Standards
- 5-(2-Nitrophenyl)-1H-imidazol-2-amine (CAS 1141669-75-1)
- 1-(4-nitrophenyl)-1H-pyrazol-5-amine (CAS 16459-44-2)
- 4-Methyl-3-(3-nitrophenyl)-4H-1,2,4-triazole (CAS 168968-51-2)
- 1-(2-Nitrophenyl)-1H-pyrazol-4-amine (CAS 62537-80-8)
- 1-(3-Nitrophenyl)-1H-pyrazol-4-amine (CAS 62537-81-9)
- 1-(4-Nitrophenyl)-1H-pyrazol-4-amine (CAS 62537-82-0)
- 4-(4-nitrophenyl)-1H-imidazol-2-amine (CAS 60472-21-1)
- 5-(4-Nitrophenyl)-1H-pyrazol-3-amine (CAS 78583-83-2)
Recommended Standards
- 4-(5-Methyl-1h-1,2,3,4-tetrazol-1-yl)benzoic acid (CAS 64170-57-6)
- 4-(2-Methyl-2H-tetrazol-5-yl)benzoic acid (CAS 211942-53-9)
- 4-(5-Nitro-1H-imidazol-4-yl)aniline (CAS 72798-75-5)
- 2-Chloro-5-(2,2,2-trifluoroethyl)pyridine (CAS 1099598-08-9)
- (R)-1-(3,5-difluorophenyl)propan-1-amine (CAS 473733-16-3)
- Ethyl 3-Oxo-3,4-dihydropyrido[2,3-b]pyrazine-2-carboxylate (CAS 114097-17-5)
- N-Hydroxy-4-nitrobenzimidoyl chloride (CAS 1011-84-3)
- 5-(Trifluoromethyl)benzo[c][1,2,5]thiadiazole (CAS 17754-05-1)
- [2-({2-[(2-phosphonophenyl)amino]ethyl}amino)phenyl]phosphonic acid (CAS 378764-22-8)
- Anti-Inflammatory Peptide 1 (CAS 118850-71-8)
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