6-Chloro-5-iodo-1H-imidazo[4,5-b]pyridine-2(3H)-thione CAS 1394373-25-1

Description

Compared with other compounds in its class, the molecular weight of 311.53 g/mol gives 6-Chloro-5-iodo-1H-imidazo[4,5-b]pyridine-2(3H)-thione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

6-Chloro-5-iodo-1H-imidazo[4,5-b]pyridine-2(3H)-thione (CAS 1394373-25-1), molecular formula C6H3ClIN3S and molecular weight 311.53 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 6-Chloro-5-iodo-1H-imidazo[4,5-b]pyridine-2(3H)-thione (C6H3ClIN3S) contains a nitrile group, sulfur-containing functionality, chlorine/iodine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 311.53 g/mol, it falls into the moderately-high-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), 6-Chloro-5-iodo-1H-imidazo[4,5-b]pyridine-2(3H)-thione 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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