4-Benzylidene-2-methyl-1,2,3,4-tetrahydroacridine-9-carboxylic acid CAS 721413-92-9

Purity 97%+In StockPharmaceutical Standards
CAS No.721413-92-9
Molecular FormulaC22H19NO2
Molecular Weight329.39 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Benzylidene-2-methyl-1,2,3,4-tetrahydroacridine-9-carboxylic acid CAS 721413-92-9 chemical structure

Description

Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, 4-Benzylidene-2-methyl-1,2,3,4-tetrahydroacridine-9-carboxylic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 329.39 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).

4-Benzylidene-2-methyl-1,2,3,4-tetrahydroacridine-9-carboxylic acid (CAS 721413-92-9), molecular formula C22H19NO2 and molecular weight 329.39 g/mol, is a CATO reference standard with documented purity and traceability.

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-Benzylidene-2-methyl-1,2,3,4-tetrahydroacridine-9-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 FormulaC22H19NO2
Molecular Weight329.39 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)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1986
Nitrogen Atoms1

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