2-(3-Nitrophenyl)-4-phenyl-1,2-dihydro-3H-pyrazol-3-one CAS 400075-08-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 400075-08-3 |
| Molecular Formula | C15H11N3O3 |
| Molecular Weight | 281.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-(3-Nitrophenyl)-4-phenyl-1,2-dihydro-3H-pyrazol-3-one (CAS 400075-08-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C15H11N3O3. Molecular weight: 281.27 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C15H11N3O3 |
| Molecular Weight | 281.27 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Nitrophenyl Standards
- 4-Methyl-2-(4-nitrophenyl)phthalazin-1(2H)-one (CAS 100864-77-5)
- 2-(4-Methyl-3-nitrophenyl)imidazo[1,2-a]pyridine-3-carbaldehyde (CAS 1216111-41-9)
- 1-(2-(3-Nitrophenyl)imidazo[1,2-a]pyridin-3-yl)ethanone (CAS 1301138-36-2)
- 3-((4-Nitrophenyl)amino)-1H-indole-2-carbaldehyde (CAS 167954-14-5)
- 1-(3-Nitrophenyl)-3-phenyl-1H-pyrazol-5-ol (CAS 1858256-68-4)
- 1-(4-Nitrophenyl)-3-phenyl-1h-pyrazol-5-ol (CAS 311813-91-9)
- 1-(4-Nitrophenyl)-3-phenyl-1H-pyrazol-5-ol (CAS 692264-91-8)
- 2-(3-Nitrophenyl)-5-(p-tolyl)-1,3,4-oxadiazole (CAS 311313-27-6)
Recommended Standards
- 2-(3,5-Dimethylphenoxy)-5-(trifluoromethyl)aniline (CAS 946715-48-6)
- 2-(3,4-Dimethylphenoxy)-5-(trifluoromethyl)aniline (CAS 937596-52-6)
- 2-(4-(1H-Imidazo[4,5-d]pyridazin-2-yl)-3-methoxyphenoxy)acetonitrile (CAS 88710-40-1)
- 2-(4-(Pyridin-3-yl)phenyl)ethan-1-amine (CAS 885467-26-5)
- 8-Bromo-3-methylimidazo[1,5-a]pyridine (CAS 1052271-64-3)
- 2-(2-(Sulfothio)propanamido)acetic acid (CAS 106694-29-5)
- 2-(Difluoromethyl)-6-fluoro-3-nitropyridine-5-acetonitrile (CAS 1805475-01-7)
- 4-((3-Formyl-1h-indol-1-yl)methyl)benzoic acid (CAS 592546-71-9)
- 3-Bromo-4-methylanisole (CAS 36942-56-0)
- Palmitoyl Tripeptide -5 · 2 TFA (CAS 623172-56-5)
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