3-Amino-5-mercapto-1,2,4-triazole CAS 16691-43-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 16691-43-3 |
| Molecular Formula | C2H4N4S |
| Molecular Weight | 116.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-Amino-5-mercapto-1,2,4-triazole (CAS 16691-43-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C2H4N4S. Molecular weight: 116.14 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C2H4N4S |
| Molecular Weight | 116.14 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-sulfanylideneimidazolidin-2-one (CAS 16310-60-4)
- (1,3,4-Thiadiazol-2-yl)methanol (CAS 499771-03-8)
- 2-isothiocyanatoacetamide (CAS 145518-36-1)
- 3-(2,4-Dimethylphenyl)-1-(3,4-dimethylphenyl)propan-1-one (CAS 898794-14-4)
- n-(1-Ethyl-1h-pyrazol-4-yl)cyclopentanecarboxamide (CAS 1258740-53-2)
- DECAHYDRONAPHTHALEN-1-AMINE HCL (CAS 1803601-56-0)
- 3-(3,5-Dimethylphenoxy)-1-methyl-1H-pyrazol-4-amine (CAS 1429418-16-5)
- 4-Ethynylbenzene-1,2-diol (CAS 366808-04-0)
- Ethyl 2,3,5,6-tetrafluoro-4-methylbenzoate (CAS 1076197-35-7)
- Semaglutide Impurity 142 (CAS CATO-C4X-2226142)
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