4-(4H-1,2,4-Triazol-4-yl)benzenesulfonic acid CAS 738547-47-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 738547-47-2 |
| Molecular Formula | C8H7N3O3S |
| Molecular Weight | 225.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(4H-1,2,4-Triazol-4-yl)benzenesulfonic acid (CAS 738547-47-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H7N3O3S. Molecular weight: 225.22 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H7N3O3S |
| Molecular Weight | 225.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related H Standards
- 5-[(4H-1,2,4-triazol-3-ylsulfanyl)methyl]-2-furoic acid (CAS 915920-97-7)
- 2-(((4H-1,2,4-triazol-4-yl)amino)methyl)-4-chlorophenol (CAS 736941-80-3)
- 3-(4h-1,2,4-Triazol-4-yl)benzenesulfonamide (CAS 1099610-77-1)
- 2-(1h-1,2,4-Triazol-1-yl)benzenesulfonamide (CAS 1099632-72-0)
- 2-((1H-1,2,3-Triazol-1-yl)methyl)-3-chloro-5-fluoroaniline (CAS 922711-76-0)
- 4-(2-(1H-1,2,4-Triazol-1-yl)propanoyl)piperazin-2-one (CAS 1311936-22-7)
- 2-((1H-1,2,4-triazol-5-yl)thio)-3-nitropyridine (CAS 73768-80-6)
- 4-(3-((1H-1,2,4-Triazol-1-yl)methyl)-1H-1,2,4-triazol-5-yl)pyridine (CAS 477852-54-3)
Recommended Standards
- 4-((5-Fluoro-2-methylphenyl)amino)-4-oxobutanoic acid (CAS 647031-91-2)
- 4-[(4-Fluorophenyl)carbonyl]benzonitrile (CAS 54978-50-6)
- 4-((4-Fluoro-2-methylphenyl)amino)-4-oxobutanoic acid (CAS 300664-44-2)
- 1-(2,5-Dimethoxyphenyl)ethan-1-amine (CAS 35253-26-0)
- 1-Methyl-1-(3-methylbenzyl)guanidine sulfate (CAS 1185479-32-6)
- ENMD 547 (CAS 644961-61-5)
- n-(4,5-Dimethylthiophen-2-yl)acetamide (CAS 51948-20-0)
- (S)-Dimethyl 2-acetamidosuccinate (CAS 57289-64-2)
- Methyl 3-(azetidin-3-ylthio)propanoate (CAS 1343693-03-7)
- Mast Cell Degranulating Peptide HR-1 (CAS 80533-94-4)
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