5,7-dimethoxy-4-oxo-1,4-dihydroquinoline-3-carbonitrile CAS 331662-65-8

Description

Compared with other compounds in its class, the molecular weight of 230.22 g/mol gives 5,7-dimethoxy-4-oxo-1,4-dihydroquinoline-3-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5,7-dimethoxy-4-oxo-1,4-dihydroquinoline-3-carbonitrile (CAS 331662-65-8) is a high-purity analytical reference standard with the molecular formula C12H10N2O3 and a molecular weight of 230.22 g/mol.

5,7-dimethoxy-4-oxo-1,4-dihydroquinoline-3-carbonitrile (C12H10N2O3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 5,7-dimethoxy-4-oxo-1,4-dihydroquinoline-3-carbonitrile 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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