3-(4-Methoxyphenyl)-1-phenyl-5-(m-tolyl)-1H-pyrazole CAS 681293-63-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 681293-63-0 |
| Molecular Formula | C23H20N2O |
| Molecular Weight | 340.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(4-Methoxyphenyl)-1-phenyl-5-(m-tolyl)-1H-pyrazole (CAS 681293-63-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C23H20N2O. Molecular weight: 340.42 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C23H20N2O |
| Molecular Weight | 340.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 3-([1,1'-Biphenyl]-4-yl)-2-(m-tolyl)isoxazolidine-5-carbonitrile (CAS 629643-10-3)
- 3-(5-([1,1'-Biphenyl]-4-yl)oxazol-2-yl)-N,N-dimethylaniline (CAS 83959-78-8)
- 2-Phenoxy-N-(2-(2-phenylmorpholino)ethyl)acetamide (CAS 954022-69-6)
- ethyl N-(3-amino-2-methylphenyl)carbamate (CAS 1016755-26-2)
- 2-(5-Chloro-2-(difluoromethoxy)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2609682-60-0)
- 4-(Hydroxymethyl)-2-nitrophenol (CAS 41833-13-0)
- Ethyl 2-(2-(4-methoxyphenyl)benzo[d]imidazo[2,1-b]thiazol-7-yl)acetate (CAS 81950-30-3)
- 4,4'-(6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidine-2,4-diyl)dimorpholine (CAS 1370351-45-3)
- N-(4-cyanophenyl)propanamide (CAS 314764-76-6)
- Glu17-Semaglutide (CAS CATO-C4X-2226209)
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