4-((4-(Methyl(phenyl)carbamoyl)phenyl)amino)-4-oxobutanoic acid CAS 941464-00-2

Purity 97%+In StockPharmaceutical Standards
CAS No.941464-00-2
Molecular FormulaC18H18N2O4
Molecular Weight326.35 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-((4-(Methyl(phenyl)carbamoyl)phenyl)amino)-4-oxobutanoic acid CAS 941464-00-2 chemical structure

Description

The occurrence of 4-((4-(Methyl(phenyl)carbamoyl)phenyl)amino)-4-oxobutanoic acid is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-((4-(Methyl(phenyl)carbamoyl)phenyl)amino)-4-oxobutanoic acid (CAS 941464-00-2), molecular formula C18H18N2O4 and molecular weight 326.35 g/mol, is a CATO reference standard with documented purity and traceability.

Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, 4-((4-(Methyl(phenyl)carbamoyl)phenyl)amino)-4-oxobutanoic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 326.35 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.

As a certified reference material (CRM), 4-((4-(Methyl(phenyl)carbamoyl)phenyl)amino)-4-oxobutanoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC18H18N2O4
Molecular Weight326.35 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 DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms2

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