[1,2,4]Triazolo[4,3-a]pyrazine-3-thiol CAS 1517917-09-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1517917-09-7 |
| Molecular Formula | C5H4N4S |
| Molecular Weight | 152.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
[1,2,4]Triazolo[4,3-a]pyrazine-3-thiol (CAS 1517917-09-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H4N4S. Molecular weight: 152.18 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H4N4S |
| Molecular Weight | 152.18 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) | 6.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Triazolo Standards
- [1,2,4]triazolo[1,5-a]pyrimidine-2-thiol (CAS 66234-79-5)
- 1,2,4-Triazolo[4,3-b]pyridazine-6(5H)-thione 58826-44-1 CTK1E8805 (CAS 58826-44-1)
- [1,2,4]triazolo[1,5-a]pyridine-7-carbonitrile (CAS 1378589-77-5)
- [1,2,4]triazolo[1,5-a]pyridine-6-carbonitrile (CAS 943845-23-6)
- [1,2,4]Triazolo[1,5-a]pyrimidine-5,7(1H,6H)-dione (CAS 211733-06-1)
- 1H-[1,2,3]triazolo[4,5-d]pyridazine-4,7-diol (CAS 124868-43-5)
- [1,2,4]Triazolo[1,5-a]pyridine-7-thiol (CAS 2757601-30-0)
- [1,2,4]Triazolo[4,3-a]pyridine-5-thiol (CAS 64943-35-7)
Recommended Standards
- 3-(1,3-thiazol-2-yl)-4H-1,2,4-triazole (CAS 1340241-97-5)
- Azathioprine EP Impurity B (CAS 157930-13-7)
- Thiazolo[4,5-b]pyrazin-2-amine (CAS 112342-71-9)
- 2-((3-Aminopropyl)amino)quinolin-4(1H)-one (CAS 248607-96-7)
- Methyl 5-bromopyrazine-2-carboxylate (CAS 210037-58-4)
- 5-Chloro-6-(m-tolylthio)pyrazine-2,3-dicarbonitrile (CAS 69148-96-5)
- Tert-butyl 3-(7-(5-bromo-2-((4-methoxybenzyl)oxy)phenyl)-2-oxo-1,4-dihydro-2H-pyrido[2,3-d][1,3]oxazin-5-yl)piperidine-1-carboxylate (CAS 1227269-30-8)
- 4-Bromo-2-chloro-1H-indole-3-carbaldehyde (CAS 903130-82-5)
- 2-Chlorobenzo[d]oxazole-6-thiol (CAS 1803803-35-1)
- Semaglutide impurity 54 (CAS CATO-C4X-222654)
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