7-Bromo-1-(4-hydroxy-2-methylphenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid CAS 1447607-26-2

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.

7-Bromo-1-(4-hydroxy-2-methylphenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 1447607-26-2), molecular formula C17H12BrNO4 and molecular weight 374.19 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C17H12BrNO4, 7-Bromo-1-(4-hydroxy-2-methylphenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 374.19 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.

CATO manufactures 7-Bromo-1-(4-hydroxy-2-methylphenyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 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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