4-Benzoyl-1,3-diphenyl-1H-pyrazol-5(4H)-one CAS 41836-32-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 41836-32-2 |
| Molecular Formula | C22H16N2O2 |
| Molecular Weight | 340.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Benzoyl-1,3-diphenyl-1H-pyrazol-5(4H)-one (CAS 41836-32-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C22H16N2O2. Molecular weight: 340.37 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C22H16N2O2 |
| Molecular Weight | 340.37 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 2 |
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- 4-Benzoyl-N'-(6-chloropyridin-2-yl)-1H-pyrrole-2-carbohydrazide (CAS 338403-57-9)
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Recommended Standards
- 4-{4-[(Ethylanilino)carbonyl]anilino}-4-oxobutanoic acid (CAS 941441-32-3)
- 4'-Formylbenzo-18-crown 6-ether (CAS 60835-74-7)
- 4,5-Bis(benzyloxy)phthalonitrile (CAS 206995-45-1)
- 3-(Pentylthio)benzoyl chloride (CAS 1443328-01-5)
- N-[(2-Chlorophenyl)methyl]-1H-pyrrole-2-carboxamide (CAS 478249-65-9)
- N-[4-(Aminomethyl)phenyl]-2-methylpropanamide (CAS 401573-35-1)
- 2-((5-Chloropyridin-2-yl)oxy)ethan-1-amine (CAS 29450-00-8)
- 3-Methyl-4,4-dimorpholino-1-phenyl-1H-pyrazol-5(4H)-one (CAS 18630-79-0)
- 4,4'-(9-(4'-Carboxy-[1,1'-biphenyl]-4-yl)-9H-carbazole-3,6-diyl)dibenzoic acid (CAS 2279124-69-3)
- Semaglutide impurity 89 (CAS CATO-C4X-222689)
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