2-Cyano-3-(2,4-dimethoxyphenyl)-N-(2-ethylphenyl)propanamide CAS 1260935-48-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1260935-48-5
Molecular FormulaC20H22N2O3
Molecular Weight338.40 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Cyano-3-(2,4-dimethoxyphenyl)-N-(2-ethylphenyl)propanamide CAS 1260935-48-5 chemical structure

Description

Based on its molecular formula C20H22N2O3, 2-Cyano-3-(2,4-dimethoxyphenyl)-N-(2-ethylphenyl)propanamide contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 338.40 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

2-Cyano-3-(2,4-dimethoxyphenyl)-N-(2-ethylphenyl)propanamide (CAS 1260935-48-5), molecular formula C20H22N2O3 and molecular weight 338.40 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.

As a certified reference material (CRM), 2-Cyano-3-(2,4-dimethoxyphenyl)-N-(2-ethylphenyl)propanamide 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 FormulaC20H22N2O3
Molecular Weight338.40 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.)1990
Nitrogen Atoms2

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