1-sulfanyl-4H,5H-[1,2,4]triazolo[4,3-a]quinoxalin-4-one CAS 540760-27-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 540760-27-8 |
| Molecular Formula | C9H16N4OS |
| Molecular Weight | 228.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-sulfanyl-4H,5H-[1,2,4]triazolo[4,3-a]quinoxalin-4-one (CAS 540760-27-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H16N4OS. Molecular weight: 228.31 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H16N4OS |
| Molecular Weight | 228.31 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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- 2-([1,1'-Biphenyl]-4-yl)benzo[d]imidazo[2,1-b]thiazole-3-carbaldehyde (CAS 727652-19-9)
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- tert-Butyl 3-oxo-2-oxa-5-azabicyclo[2.2.1]heptane-5-carboxylate (CAS 87250-97-3)
- 3-ethynylazetidine hydrochloride (CAS 1426424-91-0)
- Semaglutide Impurity 192 (CAS CATO-C4X-2226192)
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