Methyl 4-cyano-5-(methylthio)thiophene-2-carboxylate CAS 175202-48-9

Description

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.

Methyl 4-cyano-5-(methylthio)thiophene-2-carboxylate (CAS 175202-48-9), molecular formula C8H7NO2S2 and molecular weight 213.28 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C8H7NO2S2, Methyl 4-cyano-5-(methylthio)thiophene-2-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 213.28 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

As a certified reference material (CRM), Methyl 4-cyano-5-(methylthio)thiophene-2-carboxylate 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

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