6-(3,4-Dimethoxyphenyl)-2-naphthoic acid CAS 106685-36-3

Purity 97%+In StockPharmaceutical Standards
CAS No.106685-36-3
Molecular FormulaC19H16O4
Molecular Weight308.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

6-(3,4-Dimethoxyphenyl)-2-naphthoic acid CAS 106685-36-3 chemical structure

Description

The occurrence of 6-(3,4-Dimethoxyphenyl)-2-naphthoic acid is closely related to a flavonoid core, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

6-(3,4-Dimethoxyphenyl)-2-naphthoic acid (CAS 106685-36-3) is a high-purity analytical reference standard with the molecular formula C19H16O4 and a molecular weight of 308.33 g/mol.

6-(3,4-Dimethoxyphenyl)-2-naphthoic acid (C19H16O4) contains a flavonoid core, a hydroxyl group, an ether linkage. 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 presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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 FormulaC19H16O4
Molecular Weight308.33 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.)1987

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