2-Chloro-1-(2-chlorophenyl)ethanone CAS 4209-25-0

Purity 97%+In StockPharmaceutical Standards
CAS No.4209-25-0
Molecular FormulaC8H6Cl2O
Molecular Weight189.04 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Chloro-1-(2-chlorophenyl)ethanone CAS 4209-25-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 189.04 g/mol gives 2-Chloro-1-(2-chlorophenyl)ethanone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2-Chloro-1-(2-chlorophenyl)ethanone (CAS 4209-25-0), a certified reference material (molecular formula C8H6Cl2O, MW 189.04 g/mol) for analytical method development and quality control.

2-Chloro-1-(2-chlorophenyl)ethanone (C8H6Cl2O) contains a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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), 2-Chloro-1-(2-chlorophenyl)ethanone 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 FormulaC8H6Cl2O
Molecular Weight189.04 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1958
Halogen ContentCl-containing

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