5-Chlorothieno[3,2-b]pyridine-6-carbaldehyde CAS 65977-56-2

Description

Compared with other compounds in its class, the molecular weight of 197.64 g/mol gives 5-Chlorothieno[3,2-b]pyridine-6-carbaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-Chlorothieno[3,2-b]pyridine-6-carbaldehyde (CAS 65977-56-2), molecular formula C8H4ClNOS and molecular weight 197.64 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 5-Chlorothieno[3,2-b]pyridine-6-carbaldehyde (C8H4ClNOS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 197.64 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.

CATO manufactures 5-Chlorothieno[3,2-b]pyridine-6-carbaldehyde 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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