1-([1,1'-Biphenyl]-4-yl)-2,2-diphenylethanone CAS 66365-91-1

Purity 97%+In StockPharmaceutical Standards
CAS No.66365-91-1
Molecular FormulaC26H20O
Molecular Weight348.44 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-([1,1'-Biphenyl]-4-yl)-2,2-diphenylethanone CAS 66365-91-1 chemical structure

Description

The occurrence of 1-([1,1'-Biphenyl]-4-yl)-2,2-diphenylethanone is closely related to a steroid core, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 1-([1,1'-Biphenyl]-4-yl)-2,2-diphenylethanone (CAS 66365-91-1), a certified reference material (molecular formula C26H20O, MW 348.44 g/mol) for analytical method development and quality control.

Based on its molecular formula C26H20O, 1-([1,1'-Biphenyl]-4-yl)-2,2-diphenylethanone contains a steroid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 348.44 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).

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), 1-([1,1'-Biphenyl]-4-yl)-2,2-diphenylethanone 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 FormulaC26H20O
Molecular Weight348.44 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
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)17.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1975

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