3-methoxy-5-(methylsulfanyl)-1,2-thiazole-4-carbonitrile CAS 157139-68-9

Description

Compared with other compounds in its class, the molecular weight of 186.25 g/mol gives 3-methoxy-5-(methylsulfanyl)-1,2-thiazole-4-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3-methoxy-5-(methylsulfanyl)-1,2-thiazole-4-carbonitrile (CAS 157139-68-9) is a high-purity analytical reference standard with the molecular formula C6H6N2OS2 and a molecular weight of 186.25 g/mol.

Structurally, 3-methoxy-5-(methylsulfanyl)-1,2-thiazole-4-carbonitrile (C6H6N2OS2) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 186.25 g/mol, it falls into the medium-molecular-weight range. 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.

As a certified reference material (CRM), 3-methoxy-5-(methylsulfanyl)-1,2-thiazole-4-carbonitrile 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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