5-Ethoxy-4-ethyl-2-(5-methyl-4-phenyl-1H-pyrazol-3-yl)phenol CAS 385401-42-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 385401-42-3 |
| Molecular Formula | C20H22N2O2 |
| Molecular Weight | 322.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Ethoxy-4-ethyl-2-(5-methyl-4-phenyl-1H-pyrazol-3-yl)phenol (CAS 385401-42-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H22N2O2. Molecular weight: 322.40 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H22N2O2 |
| Molecular Weight | 322.40 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 5-(2,2-Diphenylvinyl)-3-phenyl-1H-pyrazole (CAS 7470-31-7)
- 5'-Phenyl-[1,1':3',1''-terphenyl]-2'-ol (CAS 3140-01-0)
- 4-Butyl-5-methoxy-1,2-diphenyl-1H-pyrazol-3(2H)-one (CAS 27258-01-1)
- 3,3-Difluoro-2-methylpropan-1-ol (CAS 1426579-95-4)
- 4-(2-(Acryloyloxy)ethoxy)-4-oxobutanoic acid (CAS 50940-49-3)
- (2R,3R)-Diethyl piperazine-2,3-dicarboxylate (CAS 1279049-70-5)
- Trandolapril EP Impurity D (CAS 149881-40-3)
- Fmoc-Lys(Me,Alloc)-OH (CAS 2246708-86-9)
- 3-Bromo-4-chloro-8-methoxyquinoline (CAS 142781-92-8)
- Semaglutide impurity 56 (CAS CATO-C4X-222656)
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