N-(2-(1-Acetyl-5-(p-tolyl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide CAS 923680-58-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 923680-58-4 |
| Molecular Formula | C19H21N3O3S |
| Molecular Weight | 371.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
N-(2-(1-Acetyl-5-(p-tolyl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide (CAS 923680-58-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H21N3O3S. Molecular weight: 371.45 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H21N3O3S |
| Molecular Weight | 371.45 g/mol |
| 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.) | 1987 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
- N-(2-(1-Acetyl-5-(o-tolyl)-4,5-dihydro-1H-pyrazol-3-yl)phenyl)methanesulfonamide (CAS 923681-07-6)
- N-(2-methoxy-5-morpholinophenylcarbamothioyl)benzamide (CAS 383870-86-8)
- N-((1-Ethylpyrrolidin-2-yl)methyl)-2,3-dimethoxy-5-sulfamoylbenzamide (CAS 80623-13-8)
- 2,5-Dioxopyrrolidin-1-yl 3-(2-(5-(2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanamido)ethoxy)propanoate (CAS 1260092-31-6)
- 1-Mesitylpropan-2-ol (CAS 27645-30-3)
- (S)-2-amino-5-((S)-2,4-diaminobutanamido)pentanoic acid (CAS CATO-C3D-2272)
- (1R,2S,3R,4S)-3-Amino-1,7,7-trimethylbicyclo[2.2.1]heptan-2-ol (CAS 41719-73-7)
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- Semaglutide impurity 270 (CAS CATO-C4X-2226270)
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