5-(2,4-Dichlorophenyl)-4-methyl-4H-1,2,4-triazole-3-thiol CAS 162693-41-6

Purity 97%+In StockPharmaceutical Standards
CAS No.162693-41-6
Molecular FormulaC9H7Cl2N3S
Molecular Weight260.14 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(2,4-Dichlorophenyl)-4-methyl-4H-1,2,4-triazole-3-thiol CAS 162693-41-6 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-(2,4-Dichlorophenyl)-4-methyl-4H-1,2,4-triazole-3-thiol.

5-(2,4-Dichlorophenyl)-4-methyl-4H-1,2,4-triazole-3-thiol (CAS 162693-41-6) is a high-purity analytical reference standard with the molecular formula C9H7Cl2N3S and a molecular weight of 260.14 g/mol.

Based on its molecular formula C9H7Cl2N3S, 5-(2,4-Dichlorophenyl)-4-methyl-4H-1,2,4-triazole-3-thiol contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 260.14 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).

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), 5-(2,4-Dichlorophenyl)-4-methyl-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 FormulaC9H7Cl2N3S
Molecular Weight260.14 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2003
Halogen ContentCl-containing
Nitrogen Atoms3
Sulfur Atoms1

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