ethyl 3,3,3-trifluoro-2-{[(4-methylphenyl)sulphonyl]amino}-2-[2-(trifluoromethyl)anilino]propanoate CAS 256332-91-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 256332-91-9 |
| Molecular Formula | C19H18F6N2O4S |
| Molecular Weight | 484.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
ethyl 3,3,3-trifluoro-2-{[(4-methylphenyl)sulphonyl]amino}-2-[2-(trifluoromethyl)anilino]propanoate (CAS 256332-91-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H18F6N2O4S. Molecular weight: 484.41 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H18F6N2O4S |
| Molecular Weight | 484.41 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 3,5-Dichloro-4-(2,6-dimethylmorpholino)aniline (CAS 1708199-24-9)
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- 4-Chlorophenyl 2-(2,3-dihydrobenzo[b][1,4]dioxin-2-yl)thiazole-4-carboxylate (CAS 545399-94-8)
- 2,6-Dimethyl-2',4'-difluorobiphenyl-4-carboxaldehyde (CAS 1350760-27-8)
- Methyl 7-chloro-1H-pyrrolo[2,3-c]pyridine-3-carboxylate (CAS 1266557-63-4)
- 2-(((1R,2R)-2-(3-(3,5-Bis(trifluoromethyl)phenyl)thioureido)cyclohexyl)carbamoyl)benzoic acid (CAS 1583256-91-0)
- Tirzepatide Impurity 18 (CAS CATO-C4X-324018)
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