2-((4-Ethyl-3-oxo-3,4-dihydropyrido[2,3-b]pyrazin-2-yl)thio)acetic acid CAS 1242884-38-3

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-((4-Ethyl-3-oxo-3,4-dihydropyrido[2,3-b]pyrazin-2-yl)thio)acetic acid.

2-((4-Ethyl-3-oxo-3,4-dihydropyrido[2,3-b]pyrazin-2-yl)thio)acetic acid (CAS 1242884-38-3), molecular formula C11H11N3O3S and molecular weight 265.29 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C11H11N3O3S, 2-((4-Ethyl-3-oxo-3,4-dihydropyrido[2,3-b]pyrazin-2-yl)thio)acetic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 265.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), 2-((4-Ethyl-3-oxo-3,4-dihydropyrido[2,3-b]pyrazin-2-yl)thio)acetic acid 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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