Propanoic acid, 2,2-dichloro-, ethyl ester CAS 17640-03-8

Purity 97%+In StockPharmaceutical Standards
CAS No.17640-03-8
Molecular FormulaC5H8Cl2O2
Molecular Weight171.02 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Propanoic acid, 2,2-dichloro-, ethyl ester CAS 17640-03-8 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 171.02 g/mol gives Propanoic acid, 2,2-dichloro-, ethyl ester distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Propanoic acid, 2,2-dichloro-, ethyl ester (CAS 17640-03-8), a certified reference material (molecular formula C5H8Cl2O2, MW 171.02 g/mol) for analytical method development and quality control.

Propanoic acid, 2,2-dichloro-, ethyl ester (C5H8Cl2O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.

As a certified reference material (CRM), Propanoic acid, 2,2-dichloro-, ethyl ester 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 FormulaC5H8Cl2O2
Molecular Weight171.02 g/mol
Purity97%+
StorageStore at 2-8°C, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityContains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)1.0
CAS Registry Year (est.)1962
Halogen ContentCl-containing

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