[1,2,4]triazolo[4,3-a]pyridine-3-carboxamide CAS 5543-09-9

Description

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.

[1,2,4]triazolo[4,3-a]pyridine-3-carboxamide (CAS 5543-09-9), molecular formula C7H6N4O and molecular weight 162.15 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, [1,2,4]triazolo[4,3-a]pyridine-3-carboxamide (C7H6N4O) contains an amide group, a hydroxyl group, an ether linkage, 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 162.15 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.

As a certified reference material (CRM), [1,2,4]triazolo[4,3-a]pyridine-3-carboxamide 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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