Ethyl 4-ethyl-2-isothiocyanato-5-methylthiophene-3-carboxylate CAS 588695-58-3

Description

Compared with other compounds in its class, the molecular weight of 255.36 g/mol gives Ethyl 4-ethyl-2-isothiocyanato-5-methylthiophene-3-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Ethyl 4-ethyl-2-isothiocyanato-5-methylthiophene-3-carboxylate (CAS 588695-58-3), molecular formula C11H13NO2S2 and molecular weight 255.36 g/mol, is a CATO reference standard with documented purity and traceability.

Ethyl 4-ethyl-2-isothiocyanato-5-methylthiophene-3-carboxylate (C11H13NO2S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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.

CATO manufactures Ethyl 4-ethyl-2-isothiocyanato-5-methylthiophene-3-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

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