4-Ethyl-5-(5-propylthiophen-3-yl)-4H-1,2,4-triazole-3-thiol CAS 438230-64-9

Purity 97%+In StockPharmaceutical Standards
CAS No.438230-64-9
Molecular FormulaC11H15N3S2
Molecular Weight253.39 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Ethyl-5-(5-propylthiophen-3-yl)-4H-1,2,4-triazole-3-thiol CAS 438230-64-9 chemical structure

Description

4-Ethyl-5-(5-propylthiophen-3-yl)-4H-1,2,4-triazole-3-thiol (C11H15N3S2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

4-Ethyl-5-(5-propylthiophen-3-yl)-4H-1,2,4-triazole-3-thiol (CAS 438230-64-9) is a high-purity analytical reference standard with the molecular formula C11H15N3S2 and a molecular weight of 253.39 g/mol.

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.

As a certified reference material (CRM), 4-Ethyl-5-(5-propylthiophen-3-yl)-4H-1,2,4-triazole-3-thiol 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 FormulaC11H15N3S2
Molecular Weight253.39 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3
Sulfur Atoms2

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