(2E)-3-(2,4-Dichlorophenyl)-1-(3-methoxyphenyl)prop-2-en-1-one CAS 358656-46-9

Purity 97%+In StockPharmaceutical Standards
CAS No.358656-46-9
Molecular FormulaC16H12Cl2O2
Molecular Weight307.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2E)-3-(2,4-Dichlorophenyl)-1-(3-methoxyphenyl)prop-2-en-1-one CAS 358656-46-9 chemical structure

Description

(2E)-3-(2,4-Dichlorophenyl)-1-(3-methoxyphenyl)prop-2-en-1-one (CAS 358656-46-9), molecular formula C16H12Cl2O2 and molecular weight 307.17 g/mol, is a CATO reference standard with documented purity and traceability.

(2E)-3-(2,4-Dichlorophenyl)-1-(3-methoxyphenyl)prop-2-en-1-one (C16H12Cl2O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.

As a certified reference material (CRM), (2E)-3-(2,4-Dichlorophenyl)-1-(3-methoxyphenyl)prop-2-en-1-one 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 FormulaC16H12Cl2O2
Molecular Weight307.17 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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing

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