1-(2,4-Dichlorophenyl)-2-(propylthio)ethan-1-one CAS 1157364-17-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1157364-17-4
Molecular FormulaC11H12Cl2OS
Molecular Weight263.18 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1-(2,4-Dichlorophenyl)-2-(propylthio)ethan-1-one CAS 1157364-17-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 263.18 g/mol gives 1-(2,4-Dichlorophenyl)-2-(propylthio)ethan-1-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1-(2,4-Dichlorophenyl)-2-(propylthio)ethan-1-one (CAS 1157364-17-4) is a high-purity analytical reference standard with the molecular formula C11H12Cl2OS and a molecular weight of 263.18 g/mol.

The molecular framework of 1-(2,4-Dichlorophenyl)-2-(propylthio)ethan-1-one (C11H12Cl2OS) is characterized by sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. 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. 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 FormulaC11H12Cl2OS
Molecular Weight263.18 g/mol
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Halogen ContentCl-containing
Sulfur Atoms1

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