3-((3-Chlorobenzyl)thio)-4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole CAS 577765-41-4

Purity 97%+In StockPharmaceutical Standards
CAS No.577765-41-4
Molecular FormulaC15H14ClN3S2
Molecular Weight335.87 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-((3-Chlorobenzyl)thio)-4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole CAS 577765-41-4 chemical structure

Description

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.

3-((3-Chlorobenzyl)thio)-4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole (CAS 577765-41-4), molecular formula C15H14ClN3S2 and molecular weight 335.87 g/mol, is a CATO reference standard with documented purity and traceability.

3-((3-Chlorobenzyl)thio)-4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole (C15H14ClN3S2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

As a certified reference material (CRM), 3-((3-Chlorobenzyl)thio)-4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC15H14ClN3S2
Molecular Weight335.87 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1984
Halogen ContentCl-containing
Nitrogen Atoms3
Sulfur Atoms2

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