3-(Benzenesulfonyl)-4-methyl-6-phenyl-1-{[3-(trifluoromethyl)phenyl]methyl}-1,2-dihydropyridin-2-one CAS 321431-33-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 321431-33-8 |
| Molecular Formula | C26H20F3NO3S |
| Molecular Weight | 483.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(Benzenesulfonyl)-4-methyl-6-phenyl-1-{[3-(trifluoromethyl)phenyl]methyl}-1,2-dihydropyridin-2-one (CAS 321431-33-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C26H20F3NO3S. Molecular weight: 483.50 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C26H20F3NO3S |
| Molecular Weight | 483.50 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Benzenesulfonyl Standards
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Recommended Standards
- 2-Hydroxy-4-{2-[5-oxo-3-phenyl-1-(4-phenyl-1,3-thiazol-2-yl)-1,5-dihydro-4H-pyrazol-4-ylidene]hydrazino}benzoic acid (CAS 314761-11-0)
- Z-Ala-Pro-Tyr-OH (C-1210.0250) (CAS 112898-29-0)
- Baloxavir Impurity 45 (CAS 2571566-81-7)
- 3-(Butan-2-yl)-1,2-dihydropyrazin-2-one (CAS 57674-15-4)
- 3-(2,4-Difluorophenyl)-2-methylbutanoic acid (CAS 1519574-80-1)
- (R)-1-(2-fluoro-5-methylphenyl)-2-methoxyethan-1-amine (CAS 1270004-77-7)
- α-Bromo-2-pyridineacetonitrile (CAS 196197-23-6)
- 5-Bromo-2-ethoxybenzamide (CAS 54924-78-6)
- 3-((4-Ethylphenyl)sulfonyl)-N-(thiophen-2-ylmethyl)thieno[2,3-e][1,2,3]triazolo[1,5-a]pyrimidin-5-amine (CAS 892742-76-6)
- Tirzepatide Impurity 25 X TFA Salt (CAS CATO-C4X-324025)
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