2-(3-Ethoxyphenyl)-6-methylquinoline-4-carboxylic acid CAS 438212-75-0

Purity 97%+In StockPharmaceutical Standards
CAS No.438212-75-0
Molecular FormulaC19H17NO3
Molecular Weight307.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(3-Ethoxyphenyl)-6-methylquinoline-4-carboxylic acid CAS 438212-75-0 chemical structure

Description

CATO supplies 2-(3-Ethoxyphenyl)-6-methylquinoline-4-carboxylic acid (CAS 438212-75-0), a certified reference material (molecular formula C19H17NO3, MW 307.34 g/mol) for analytical method development and quality control.

Based on its molecular formula C19H17NO3, 2-(3-Ethoxyphenyl)-6-methylquinoline-4-carboxylic acid contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 307.34 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.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC19H17NO3
Molecular Weight307.34 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms1

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