4-(4-Chlorophenyl)-3-(2,2-dimethoxyethyl)-5-(prop-2-yn-1-ylthio)-4H-1,2,4-triazole CAS 303995-44-0

Purity 97%+In StockPharmaceutical Standards
CAS No.303995-44-0
Molecular FormulaC15H16ClN3O2S
Molecular Weight337.82 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(4-Chlorophenyl)-3-(2,2-dimethoxyethyl)-5-(prop-2-yn-1-ylthio)-4H-1,2,4-triazole CAS 303995-44-0 chemical structure

Description

CATO supplies 4-(4-Chlorophenyl)-3-(2,2-dimethoxyethyl)-5-(prop-2-yn-1-ylthio)-4H-1,2,4-triazole (CAS 303995-44-0), a certified reference material (molecular formula C15H16ClN3O2S, MW 337.82 g/mol) for analytical method development and quality control.

Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution, 4-(4-Chlorophenyl)-3-(2,2-dimethoxyethyl)-5-(prop-2-yn-1-ylthio)-4H-1,2,4-triazole is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 337.82 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 4-(4-Chlorophenyl)-3-(2,2-dimethoxyethyl)-5-(prop-2-yn-1-ylthio)-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 FormulaC15H16ClN3O2S
Molecular Weight337.82 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms3
Sulfur Atoms1

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