(2E)-1-(3,4-Dichlorophenyl)-3-(2-methoxyphenyl)prop-2-en-1-one CAS 1354942-03-2

Purity 97%+In StockPharmaceutical Standards
CAS No.1354942-03-2
Molecular FormulaC16H12Cl2O2
Molecular Weight307.17 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2E)-1-(3,4-Dichlorophenyl)-3-(2-methoxyphenyl)prop-2-en-1-one CAS 1354942-03-2 chemical structure

Description

(2E)-1-(3,4-Dichlorophenyl)-3-(2-methoxyphenyl)prop-2-en-1-one (CAS 1354942-03-2) is a high-purity analytical reference standard with the molecular formula C16H12Cl2O2 and a molecular weight of 307.17 g/mol.

Structurally, (2E)-1-(3,4-Dichlorophenyl)-3-(2-methoxyphenyl)prop-2-en-1-one (C16H12Cl2O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 307.17 g/mol, it falls into the moderately-high-molecular-weight range. 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 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.)1991
Halogen ContentCl-containing

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