N-(4-Chlorophenyl)-3-{5-sulfanyl-4-[3-(trifluoromethyl)phenyl]-4H-1,2,4-triazol-3-yl}benzene-1-sulfonamide CAS 721408-72-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 721408-72-6 |
| Molecular Formula | C21H14ClF3N4O2S2 |
| Molecular Weight | 510.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies N-(4-Chlorophenyl)-3-{5-sulfanyl-4-[3-(trifluoromethyl)phenyl]-4H-1,2,4-triazol-3-yl}benzene-1-sulfonamide (CAS 721408-72-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H14ClF3N4O2S2. Molecular weight: 510.94 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H14ClF3N4O2S2 |
| Molecular Weight | 510.94 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 2 |
Related N Standards
- 2-((3-(4-Chlorophenyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)-N-(2,5-dimethylphenyl)acetamide (CAS 477313-48-7)
- 2-((3-(4-Chlorophenyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)-N-(3,5-dimethylphenyl)acetamide (CAS 476486-24-5)
- Ethyl 5-(2-chlorophenyl)-2-(4-(diethylamino)benzylidene)-7-methyl-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate (CAS 324566-06-5)
- Ethyl 1-(5-((4-chlorophenyl)thio)-4-phenylthiazol-2-yl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylate (CAS 956755-68-3)
- N-(3-Chlorophenyl)-2-((3-(4-methoxyphenyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 477330-67-9)
- N-(4-Chlorophenyl)-2-((3-(4-methoxyphenyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 618431-94-0)
- 1-(4-Chlorophenyl)-2-((5-(6-chloropyridin-3-yl)-4-(3-(trifluoromethyl)phenyl)-4H-1,2,4-triazol-3-yl)thio)ethanone (CAS 680217-02-1)
- (4-(4-Chlorophenyl)-5-(2'-fluoro-4'-propyl-[1,1'-biphenyl]-4-yl)-1H-pyrazol-1-yl)(p-tolyl)methanone (CAS 477762-86-0)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com