5-Chloro-3-(pyridin-4-yl)-1,2,4-thiadiazole CAS 630410-93-4

Description

The occurrence of 5-Chloro-3-(pyridin-4-yl)-1,2,4-thiadiazole is closely related to a nitrile group, sulfur-containing functionality, chlorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

5-Chloro-3-(pyridin-4-yl)-1,2,4-thiadiazole (CAS 630410-93-4) is a high-purity analytical reference standard with the molecular formula C7H4ClN3S and a molecular weight of 197.64 g/mol.

Structurally, 5-Chloro-3-(pyridin-4-yl)-1,2,4-thiadiazole (C7H4ClN3S) contains a nitrile group, sulfur-containing functionality, chlorine substitution, an aromatic ring system. 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.

As a certified reference material (CRM), 5-Chloro-3-(pyridin-4-yl)-1,2,4-thiadiazole 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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