8-Ethyl-2-(methylthio)pyrazolo[1,5-a][1,3,5]triazin-4(1H)-one CAS 863193-67-3
| CAS No. | 863193-67-3 |
| Molecular Formula | C8H10N4OS |
| Molecular Weight | 210.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 8-Ethyl-2-(methylthio)pyrazolo[1,5-a][1,3,5]triazin-4(1H)-one is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
8-Ethyl-2-(methylthio)pyrazolo[1,5-a][1,3,5]triazin-4(1H)-one (CAS 863193-67-3) is a high-purity analytical reference standard with the molecular formula C8H10N4OS and a molecular weight of 210.26 g/mol.
Based on its molecular formula C8H10N4OS, 8-Ethyl-2-(methylthio)pyrazolo[1,5-a][1,3,5]triazin-4(1H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 210.26 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 8-Ethyl-2-(methylthio)pyrazolo[1,5-a][1,3,5]triazin-4(1H)-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H10N4OS |
| Molecular Weight | 210.26 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 |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
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Recommended Standards
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