N-(2,4-difluorophenyl)-2,2-diphenylacetamide CAS 310457-20-6

Purity 97%+In StockPharmaceutical Standards
CAS No.310457-20-6
Molecular FormulaC20H15F2NO
Molecular Weight323.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(2,4-difluorophenyl)-2,2-diphenylacetamide CAS 310457-20-6 chemical structure

Description

The occurrence of N-(2,4-difluorophenyl)-2,2-diphenylacetamide is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies N-(2,4-difluorophenyl)-2,2-diphenylacetamide (CAS 310457-20-6), a certified reference material (molecular formula C20H15F2NO, MW 323.34 g/mol) for analytical method development and quality control.

Based on its molecular formula C20H15F2NO, N-(2,4-difluorophenyl)-2,2-diphenylacetamide contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 323.34 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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 FormulaC20H15F2NO
Molecular Weight323.34 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF-containing
Nitrogen Atoms1

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