Description

2-Bromoethanesulfonyl Chloride is a versatile and highly reactive organosulfur compound that serves as a critical building block in advanced chemical synthesis. Its bifunctional nature, featuring both a reactive sulfonyl chloride and a bromoalkyl group, makes it an indispensable reagent for introducing sulfonyl and linker functionalities. This compound is primarily sought after by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and intermediates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of sulfonamide-based drugs, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and pesticides with sulfonyl-containing active moieties.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for creating specialty polymers with specific ionic or functional properties.
• Bioconjugation & Labeling: Employed to attach sulfonyl groups to biomolecules (proteins, peptides) for research, diagnostics, or therapeutic purposes.
• Material Science: Utilized in surface modification and the creation of functionalized materials with tailored chemical properties.
• Organic Synthesis Reagent: Serves as an electrophile in nucleophilic substitution reactions to install the 2-bromoethanesulfonyl moiety into complex molecular architectures.

Basic Information

Product Name	2-Bromoethanesulfonyl Chloride
CAS No.	54429-56-0
Molecular Formula	C2H4BrClO2S
Molecular Weight	207.47 g/mol
Synonyms	2-Bromoethanesulfonyl chloride; 2-Bromoethane-1-sulfonyl chloride; Ethanesulfonyl chloride, 2-bromo-; Bromoethylsulfonyl chloride; NSC 163082; 2-Bromoethylsulfonyl chloride; β-Bromoethanesulfonyl chloride
EINECS	Contact for details

Quality Control

Our 2-Bromoethanesulfonyl Chloride is manufactured under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and titration methods, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at temperatures between 2°C and 8°C (refrigerated). This product is hygroscopic (moisture-sensitive) and must be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent decomposition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.