[4-[2-(4-Methoxyphenyl)ethoxy]phenyl]-phenylmethanone CAS 185140-78-7

Purity 97%+In StockPharmaceutical Standards
CAS No.185140-78-7
Molecular FormulaC22H20O3
Molecular Weight332.39 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

[4-[2-(4-Methoxyphenyl)ethoxy]phenyl]-phenylmethanone CAS 185140-78-7 chemical structure

Description

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 supplies [4-[2-(4-Methoxyphenyl)ethoxy]phenyl]-phenylmethanone (CAS 185140-78-7), a certified reference material (molecular formula C22H20O3, MW 332.39 g/mol) for analytical method development and quality control.

Owing to a steroid core, a hydroxyl group, an ether linkage, [4-[2-(4-Methoxyphenyl)ethoxy]phenyl]-phenylmethanone is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 332.39 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

CATO manufactures [4-[2-(4-Methoxyphenyl)ethoxy]phenyl]-phenylmethanone 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 FormulaC22H20O3
Molecular Weight332.39 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 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.)2009

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