4-Amino-5-methyl-4H-[1,2,4]triazole-3-thiol CAS 20939-15-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20939-15-5 |
| Molecular Formula | C3H6N4S |
| Molecular Weight | 130.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Amino-5-methyl-4H-[1,2,4]triazole-3-thiol (CAS 20939-15-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C3H6N4S. Molecular weight: 130.17 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C3H6N4S |
| Molecular Weight | 130.17 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.) | 1962 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Amino Standards
- 2-amino-5-Thiazolemethanol (CAS 131184-73-1)
- 2-Amino-5-methylthiazol-4-ol (CAS 133833-95-1)
- 2-Amino-4-hydroxymethylthiazole (CAS 51307-43-8)
- 2-Amino-5,6-dihydro-4H-1,3-thiazin-4-one (CAS 24676-14-0)
- 2-Amino-5-methyl-1,3-thiazol-4(5H)-one (CAS 3805-14-9)
- 5-Amino-2,4-dihydro-4-methyl-3H-1,2,4-triazole-3-thione (CAS 66870-09-5)
- 5-Amino-2-methyl-1,2-dihydro-3H-1,2,4-triazole-3-thione (CAS 37634-01-8)
- N-Amino-D-proline (CAS 10139-05-6)
Recommended Standards
- 3-Methyl-2-thioxoimidazolidin-4-one (CAS 694-68-8)
- 5-((Methylthio)methyl)-2H-tetrazole (CAS 36855-39-7)
- 3,5-Dihydro-2-(methylthio)-4H-imidazol-4-one (CAS 90567-37-6)
- 5-(4-Methoxyphenyl)-1H-1,2,4-triazol-3(2H)-one (CAS 33199-43-8)
- 3-Aminopropyl Methanethiosulfonate Hydrobromide (CAS 92953-13-4)
- 1-(Azetidin-3-ylcarbonyl)-4-cyclobutyl-1,4-diazepane (CAS 1238877-60-5)
- 2-(Azetidin-1-yl)aniline (CAS 1314907-47-5)
- 3,3-Difluoro-5-nitroindoline (CAS 221665-98-1)
- tert-Butyl (4-acetyl-2-iodophenyl)carbamate (CAS 1884490-83-8)
- Insulin Degludec Impurity 5 (CAS CATO-C4X-21575)
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