1-(2,4-Bis(benzyloxy)-5-chlorophenyl)ethanone CAS 705963-54-8

Purity 97%+In StockPharmaceutical Standards
CAS No.705963-54-8
Molecular FormulaC22H19ClO3
Molecular Weight366.84 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(2,4-Bis(benzyloxy)-5-chlorophenyl)ethanone CAS 705963-54-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 366.84 g/mol gives 1-(2,4-Bis(benzyloxy)-5-chlorophenyl)ethanone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 1-(2,4-Bis(benzyloxy)-5-chlorophenyl)ethanone (CAS 705963-54-8), a certified reference material (molecular formula C22H19ClO3, MW 366.84 g/mol) for analytical method development and quality control.

Based on its molecular formula C22H19ClO3, 1-(2,4-Bis(benzyloxy)-5-chlorophenyl)ethanone contains a steroid core, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 366.84 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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 FormulaC22H19ClO3
Molecular Weight366.84 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Halogen ContentCl-containing

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