4-Ethoxy-n-{2-[2-methyl-5-(trifluoromethoxy)-1h-indol-3-yl]ethyl}benzene-1-sulfonamide CAS 681844-04-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 681844-04-2 |
| Molecular Formula | C20H21F3N2O4S |
| Molecular Weight | 442.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Ethoxy-n-{2-[2-methyl-5-(trifluoromethoxy)-1h-indol-3-yl]ethyl}benzene-1-sulfonamide (CAS 681844-04-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H21F3N2O4S. Molecular weight: 442.45 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H21F3N2O4S |
| Molecular Weight | 442.45 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 7-(2-(2,5-Dimethyl-1-(thiophen-2-ylmethyl)-1H-pyrrol-3-yl)-2-oxoethoxy)-2H-chromen-2-one (CAS 869354-02-9)
- 3-(1,1-Difluoroethyl)pyrrolidine hydrochloride (CAS 1782455-15-5)
- 2,3-Dihydroxy-4-methylbenzaldehyde (CAS 6053-03-8)
- Gastric Inhibitory Polypeptide (1-30) amide (porcine) (CAS 134846-93-8)
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