Description

2-Ethoxyethanesulfonyl Chloride is a versatile sulfonyl chloride derivative, a key reactive intermediate in organic synthesis. Its primary value lies in its ability to act as an efficient sulfonylation agent, introducing the 2-ethoxyethylsulfonyl functional group to build more complex molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, where it is used to synthesize active ingredients and fine chemicals. Its reactivity makes it a critical building block for developing novel compounds with specific biological or material properties.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of sulfonamide-based drugs.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides, where the sulfonyl moiety is a common pharmacophore.
• Polymer Chemistry: Acts as a monomer or modifying agent in the creation of specialty polymers, such as sulfonated polymers for ion-exchange membranes.
• Dye and Pigment Manufacturing: Serves as an intermediate in the synthesis of sulfonated dyes and organic pigments.
• Material Science Research: Employed in surface modification and the development of new materials with specific sulfonyl functional groups.
• Cross-coupling Reactions: Utilized in palladium-catalyzed and other cross-coupling reactions to create complex biaryl and other structures.

Basic Information

Product Name	2-Ethoxyethanesulfonyl Chloride
CAS No.	69371-75-1
Molecular Formula	C4H9ClO3S
Molecular Weight	172.63 g/mol
Synonyms	2-Ethoxyethane-1-sulfonyl chloride; 2-Ethoxyethylsulfonyl chloride; Ethyl Cellosolve sulfonyl chloride; β-Ethoxyethanesulfonyl chloride; 1-Ethoxy-2-chlorosulfonylethane; EGEE sulfonyl chloride; Ethylene glycol monoethyl ether sulfonyl chloride; NSC 403811
EINECS	Contact for details

Quality Control

Our 2-Ethoxyethanesulfonyl Chloride is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including assay (by titration or HPLC), identity confirmation (by IR and NMR), and impurity profiling to ensure it meets the high standards required for synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality for your critical R&D and production processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent hydrolysis and degradation. Keep away from heat, sparks, open flames, and incompatible materials such as strong bases, alcohols, and amines.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Purity (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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