Description

o-(B-Chloroethoxy)Benzenesulfonylisocyanate is a specialized organic intermediate featuring a reactive isocyanate group linked to a benzenesulfonyl moiety with a chloroethoxy substituent. This unique molecular structure makes it a valuable building block for synthesizing sulfonylurea derivatives and other functional compounds. It is primarily sought by research and development chemists and process engineers in the agrochemical and pharmaceutical industries for creating novel active ingredients and fine chemicals.

Application

• Agrochemical Intermediate: Key precursor in the synthesis of novel herbicides and pesticides, particularly sulfonylurea-class compounds.
• Pharmaceutical Research: Used as a building block for developing potential drug candidates, especially those targeting enzyme inhibition.
• Polymer Modification: Serves as a cross-linking or functionalizing agent in the production of specialty polymers and coatings.
• Chemical Synthesis: Employed in organic synthesis to introduce the sulfonylisocyanate functional group into more complex molecules.
• Dye and Pigment Manufacturing: Intermediate in the production of certain specialty dyes and colorants.

Basic Information

Product Name	o-(B-Chloroethoxy)Benzenesulfonylisocyanate
CAS No.	99722-82-4
Molecular Formula	C9H8ClNO4S
Molecular Weight	261.68 g/mol
Synonyms	2-(2-Chloroethoxy)benzenesulfonyl isocyanate; 1-Chloro-2-(2-isocyanatosulfonylphenoxy)ethane; Benzenesulfonyl isocyanate, 2-(2-chloroethoxy)-; o-(2-Chloroethoxy)phenylsulfonyl isocyanate; 2-(2-Chloroethoxy)phenylsulfonyl isocyanate
EINECS	Contact for details

Quality Control

Every batch of o-(B-Chloroethoxy)Benzenesulfonylisocyanate is produced and tested under strict quality management protocols to ensure consistency and purity for your synthetic processes. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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 degradation by atmospheric moisture.

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.