1-(3,4-Dichlorophenyl)-3-(3,4-dimethylphenyl)propan-1-one CAS 898779-81-2

Purity 97%+In StockPharmaceutical Standards
CAS No.898779-81-2
Molecular FormulaC17H16Cl2O
Molecular Weight307.21 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(3,4-Dichlorophenyl)-3-(3,4-dimethylphenyl)propan-1-one CAS 898779-81-2 chemical structure

Description

The occurrence of 1-(3,4-Dichlorophenyl)-3-(3,4-dimethylphenyl)propan-1-one is closely related to a steroid core, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 1-(3,4-Dichlorophenyl)-3-(3,4-dimethylphenyl)propan-1-one (CAS 898779-81-2), a certified reference material (molecular formula C17H16Cl2O, MW 307.21 g/mol) for analytical method development and quality control.

The molecular framework of 1-(3,4-Dichlorophenyl)-3-(3,4-dimethylphenyl)propan-1-one (C17H16Cl2O) is characterized by a steroid core, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by its high hydrophobicity (logP), which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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 FormulaC17H16Cl2O
Molecular Weight307.21 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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Halogen ContentCl-containing

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