4-Ethoxy-6,7-dimethylquinoline-2-carboxylic acid CAS 1355196-23-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1355196-23-4
Molecular FormulaC14H15NO3
Molecular Weight245.27 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Ethoxy-6,7-dimethylquinoline-2-carboxylic acid CAS 1355196-23-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 245.27 g/mol gives 4-Ethoxy-6,7-dimethylquinoline-2-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

4-Ethoxy-6,7-dimethylquinoline-2-carboxylic acid (CAS 1355196-23-4) is a high-purity analytical reference standard with the molecular formula C14H15NO3 and a molecular weight of 245.27 g/mol.

4-Ethoxy-6,7-dimethylquinoline-2-carboxylic acid (C14H15NO3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.

CATO manufactures 4-Ethoxy-6,7-dimethylquinoline-2-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

Molecular FormulaC14H15NO3
Molecular Weight245.27 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; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Nitrogen Atoms1

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