3-(3-(3-Ethylphenoxy)-2-oxopyrrolidin-1-yl)benzoic acid CAS 649773-87-5

Purity 97%+In StockPharmaceutical Standards
CAS No.649773-87-5
Molecular FormulaC19H19NO4
Molecular Weight325.36 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-(3-(3-Ethylphenoxy)-2-oxopyrrolidin-1-yl)benzoic acid CAS 649773-87-5 chemical structure

Description

CATO supplies 3-(3-(3-Ethylphenoxy)-2-oxopyrrolidin-1-yl)benzoic acid (CAS 649773-87-5), a certified reference material (molecular formula C19H19NO4, MW 325.36 g/mol) for analytical method development and quality control.

3-(3-(3-Ethylphenoxy)-2-oxopyrrolidin-1-yl)benzoic acid (C19H19NO4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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 3-(3-(3-Ethylphenoxy)-2-oxopyrrolidin-1-yl)benzoic 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 FormulaC19H19NO4
Molecular Weight325.36 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 methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms1

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