2-(4-Isopropylphenyl)quinoline-4-carboxylic acid CAS 50733-96-5

Purity 97%+In StockPharmaceutical Standards
CAS No.50733-96-5
Molecular FormulaC19H17NO2
Molecular Weight291.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(4-Isopropylphenyl)quinoline-4-carboxylic acid CAS 50733-96-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 291.34 g/mol gives 2-(4-Isopropylphenyl)quinoline-4-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2-(4-Isopropylphenyl)quinoline-4-carboxylic acid (CAS 50733-96-5), a certified reference material (molecular formula C19H17NO2, MW 291.34 g/mol) for analytical method development and quality control.

Structurally, 2-(4-Isopropylphenyl)quinoline-4-carboxylic acid (C19H17NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 291.34 g/mol, it falls into the medium-molecular-weight range. 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 FormulaC19H17NO2
Molecular Weight291.34 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
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.)1971
Nitrogen Atoms1

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