2-(3-Chlorophenoxy)butanoyl chloride CAS 4878-27-7

Purity 97%+In StockPharmaceutical Standards
CAS No.4878-27-7
Molecular FormulaC10H10Cl2O2
Molecular Weight233.09 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(3-Chlorophenoxy)butanoyl chloride CAS 4878-27-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 233.09 g/mol gives 2-(3-Chlorophenoxy)butanoyl chloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-(3-Chlorophenoxy)butanoyl chloride (CAS 4878-27-7) is a high-purity analytical reference standard with the molecular formula C10H10Cl2O2 and a molecular weight of 233.09 g/mol.

2-(3-Chlorophenoxy)butanoyl chloride (C10H10Cl2O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring 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 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-(3-Chlorophenoxy)butanoyl chloride 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 FormulaC10H10Cl2O2
Molecular Weight233.09 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
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; Contains ester bond; hydrolyzes under strong alkaline conditions
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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