5-(Benzylthio)-2-ethyl-8,9-dimethoxy-[1,2,4]triazolo[1,5-c]quinazoline CAS 685108-54-7
| CAS No. | 685108-54-7 |
| Molecular Formula | C20H20N4O2S |
| Molecular Weight | 380.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(Benzylthio)-2-ethyl-8,9-dimethoxy-[1,2,4]triazolo[1,5-c]quinazoline (CAS 685108-54-7) is a high-purity analytical reference standard with the molecular formula C20H20N4O2S and a molecular weight of 380.46 g/mol.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, 5-(Benzylthio)-2-ethyl-8,9-dimethoxy-[1,2,4]triazolo[1,5-c]quinazoline is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 380.46 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 5-(Benzylthio)-2-ethyl-8,9-dimethoxy-[1,2,4]triazolo[1,5-c]quinazoline 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 | C20H20N4O2S |
| Molecular Weight | 380.46 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-Phenyl-5-(2-phenylquinolin-4-yl)-4h-1,2,4-triazole-3-thiol (CAS 70059-80-2)
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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 18665070610 / Nicole.chen@cato-chem.com