4-Chloro-2-methylbutanoyl Chloride CAS 51708-72-6

Purity 97%+In StockPharmaceutical Standards
CAS No.51708-72-6
Molecular FormulaC5H8Cl2O
Molecular Weight155.02 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Chloro-2-methylbutanoyl Chloride CAS 51708-72-6 chemical structure

Description

Based on its molecular formula C5H8Cl2O, 4-Chloro-2-methylbutanoyl Chloride contains a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 155.02 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

CATO supplies 4-Chloro-2-methylbutanoyl Chloride (CAS 51708-72-6), a certified reference material (molecular formula C5H8Cl2O, MW 155.02 g/mol) for analytical method development and quality control.

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.

CATO manufactures 4-Chloro-2-methylbutanoyl Chloride under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC5H8Cl2O
Molecular Weight155.02 g/mol
Purity97%+
StorageStore at 2-8°C, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityStable under recommended storage conditions
Degree of Unsaturation (DBE)1.0
CAS Registry Year (est.)1971
Halogen ContentCl-containing

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