3-Ethyl-5-methylpyridin-2(1H)-one CAS 1803767-25-0

Description

Compared with other compounds in its class, the molecular weight of 137.18 g/mol gives 3-Ethyl-5-methylpyridin-2(1H)-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3-Ethyl-5-methylpyridin-2(1H)-one (CAS 1803767-25-0) is a high-purity analytical reference standard with the molecular formula C8H11NO and a molecular weight of 137.18 g/mol.

Based on its molecular formula C8H11NO, 3-Ethyl-5-methylpyridin-2(1H)-one contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 137.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 3-Ethyl-5-methylpyridin-2(1H)-one 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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