4-(4-Ethoxyphenyl)-5-(o-tolyl)-4h-1,2,4-triazole-3-thiol CAS 893725-04-7

Purity 97%+In StockPharmaceutical Standards
CAS No.893725-04-7
Molecular FormulaC17H17N3OS
Molecular Weight311.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(4-Ethoxyphenyl)-5-(o-tolyl)-4h-1,2,4-triazole-3-thiol CAS 893725-04-7 chemical structure

Description

The occurrence of 4-(4-Ethoxyphenyl)-5-(o-tolyl)-4h-1,2,4-triazole-3-thiol is closely related to a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-(4-Ethoxyphenyl)-5-(o-tolyl)-4h-1,2,4-triazole-3-thiol (CAS 893725-04-7), molecular formula C17H17N3OS and molecular weight 311.40 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C17H17N3OS, 4-(4-Ethoxyphenyl)-5-(o-tolyl)-4h-1,2,4-triazole-3-thiol contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 311.40 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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-Ethoxyphenyl)-5-(o-tolyl)-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 FormulaC17H17N3OS
Molecular Weight311.40 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms3
Sulfur Atoms1

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