Methyl 2-(3-mercapto-5-methyl-4h-1,2,4-triazol-4-yl)acetate CAS 142096-21-7

Purity 97%+In StockPharmaceutical Standards
CAS No.142096-21-7
Molecular FormulaC6H9N3O2S
Molecular Weight187.22 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 2-(3-mercapto-5-methyl-4h-1,2,4-triazol-4-yl)acetate CAS 142096-21-7 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 Methyl 2-(3-mercapto-5-methyl-4h-1,2,4-triazol-4-yl)acetate.

Methyl 2-(3-mercapto-5-methyl-4h-1,2,4-triazol-4-yl)acetate (CAS 142096-21-7) is a high-purity analytical reference standard with the molecular formula C6H9N3O2S and a molecular weight of 187.22 g/mol.

Based on its molecular formula C6H9N3O2S, Methyl 2-(3-mercapto-5-methyl-4h-1,2,4-triazol-4-yl)acetate contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 187.22 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).

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), Methyl 2-(3-mercapto-5-methyl-4h-1,2,4-triazol-4-yl)acetate 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 FormulaC6H9N3O2S
Molecular Weight187.22 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
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Nitrogen Atoms3
Sulfur Atoms1

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