N-(4,5-Diphenyl-1H-1,2,3-triazol-1-yl)-4-methylbenzenesulfonamide CAS 40679-60-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 40679-60-5 |
| Molecular Formula | C21H18N4O2S |
| Molecular Weight | 390.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(4,5-Diphenyl-1H-1,2,3-triazol-1-yl)-4-methylbenzenesulfonamide (CAS 40679-60-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H18N4O2S. Molecular weight: 390.46 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H18N4O2S |
| Molecular Weight | 390.46 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related N Standards
- 1,2-Diphenyl-1,2-ethanedione bis(N-phenylhydrazone) (CAS 572-19-0)
- 2-((5,6-Diphenyl-1,2,4-triazin-3-yl)thio)-1-(piperidin-1-yl)ethanone (CAS 309283-45-2)
- 1-[4,5-diphenylÂpyrazol-1-yl]-N-(diethylÂaminoÂpropylÂ)-acetÂamide (CAS 120982-59-4)
- Diphenyl[3-(triethoxysilyl)propyl]phosphine (CAS 52090-23-0)
- Diphenyl (hydroxy(naphthalen-1-yl)methyl)phosphonate (CAS 681455-07-2)
- Ethyl 2-((1,5-diphenyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)oxy)acetate (CAS 318951-49-4)
- 2,6-Diphenyl-3-(3-(trifluoromethyl)phenyl)pyrimidin-4(3H)-one (CAS 89069-88-5)
- 4,4′-[(1E)-1,2-Diphenyl-1,2-ethenediyl]bis[benzaldehyde] (CAS 1421321-70-1)
Recommended Standards
- 7-(5,7-Dimethyl-2-oxoindolin-3-ylidene)-3-phenyl-3,4-dihydro-2H-thiazolo[3,2-a][1,3,5]triazin-6(7H)-one (CAS 840476-99-5)
- N'-(4-Methoxybenzylidene)-3-methyl-1-phenyl-1H-thieno[2,3-c]pyrazole-5-carbohydrazide (CAS 332390-41-7)
- 4-(((2-Methoxynaphthalen-1-yl)methylene)amino)-3-(2-methoxyphenyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 497920-36-2)
- 6-(((1H-benzo[d]imidazol-2-yl)methyl)thio)-4-(trifluoromethyl)-[2,4'-bipyridine]-5-carbonitrile (CAS 723747-99-7)
- 4-(5-Iodo-3-methylpyridin-2-yl)morpholine (CAS 1704064-37-8)
- 2-[5-(acetamidomethyl)thiophene-2-sulfonamido]acetic acid (CAS 1354963-78-2)
- 3-(4-Iodophenoxy)propanoic acid (CAS 67856-44-4)
- (2-Bromo-4-chlorophenyl)methanesulfonamide (CAS 1423031-31-5)
- tert-Butyl cyclopropyl(5-(1-formylpiperidin-2-yl)pyridin-2-yl)carbamate (CAS 1352490-56-2)
- Amyloid Precursor Frameshift Mutant C-Terminal Peptide trifluoroacetate salt (CAS 189125-14-2)
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