1,3-Diphenyl-1H-pyrazol-5(4H)-one CAS 4845-49-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4845-49-2 |
| Molecular Formula | C15H12N2O |
| Molecular Weight | 236.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,3-Diphenyl-1H-pyrazol-5(4H)-one (CAS 4845-49-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C15H12N2O. Molecular weight: 236.27 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C15H12N2O |
| Molecular Weight | 236.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
Related Diphenyl Standards
- 1,3-Diphenyl-1H-pyrazol-5-ol (CAS 114138-49-7)
- 1,3-Diphenyl-1H-pyrazol-4-ol (CAS 1202029-92-2)
- 1,5-Diphenyl-1H-pyrazol-3(2H)-one (CAS 13370-06-4)
- 1,4-Diphenyl-1H-1,2,3-triazol-5-amine (CAS 29704-63-0)
- 2,4-Diphenyl-1,2-dihydro-3H-pyrazol-3-one (CAS 400075-06-1)
- 2,5-Diphenyl-1,2-dihydro-3H-pyrazol-3-one (CAS 6632-05-9)
- 3,4-Diphenyl-5H-furan-2-one (CAS 5635-16-5)
- 3,5-Diphenyl-4H-1,2,4-triazol-4-amine (CAS 3049-45-4)
Recommended Standards
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- 5-Nitro-3-(4-trifluoromethoxyphenyl)benzoic acid (CAS 1261782-84-6)
- N-(3-Methyl-2,7-dioxo-3,7-dihydro-2H-naphtho[1,2,3-de]quinolin-6-yl)benzenesulfonamide (CAS 633279-99-9)
- tert-Butyl 6,6-difluoro-2,8-diazaspiro[4.5]decane-8-carboxylate hydrochloride (CAS 2177257-96-2)
- 2-((4-(5-Oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)phenyl)amino)acetic acid (CAS 872728-82-0)
- 3-Ethyl-5-methoxybenzonitrile (CAS 1369819-18-0)
- 2-(Boc-aminomethyl)-5-bromopyridine (CAS 1188477-11-3)
- Tirzepatide Impurity 15 (CAS CATO-C4X-324015)
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