Acetyl-Cys(dodecyl) chloromethyl ketone CAS 253589-60-5

Purity 97%+In StockPharmaceutical Standards
CAS No.253589-60-5
Molecular FormulaC18H34ClNO2S
Molecular Weight363.99 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Acetyl-Cys(dodecyl) chloromethyl ketone CAS 253589-60-5 chemical structure

Description

The occurrence of Acetyl-Cys(dodecyl) chloromethyl ketone is closely related to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

Acetyl-Cys(dodecyl) chloromethyl ketone (CAS 253589-60-5) is a high-purity analytical reference standard with the molecular formula C18H34ClNO2S and a molecular weight of 363.99 g/mol.

Owing to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, Acetyl-Cys(dodecyl) chloromethyl ketone is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 363.99 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.

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 Acetyl-Cys(dodecyl) chloromethyl ketone 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 FormulaC18H34ClNO2S
Molecular Weight363.99 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityLight-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms1
Sulfur Atoms1

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