Description

Dichloromethanesulfonyl Chloride is a highly reactive sulfonyl chloride derivative, serving as a critical building block in advanced organic synthesis. Its primary value lies in its ability to introduce the dichloromethanesulfonyl functional group, enabling the creation of novel compounds with tailored properties. This intermediate is essential for research and production in the pharmaceutical and agrochemical industries, where it is used to develop active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: Key reagent in the synthesis of sulfonamide-based drug candidates, including protease inhibitors and other bioactive molecules.
• Agrochemical Synthesis: Used to construct sulfonylurea or sulfonamide herbicides and fungicides, contributing to crop protection solutions.
• Polymer Chemistry: Acts as a monomer or modifier in the production of specialty polymers, such as sulfonated polymers for ion-exchange membranes.
• Chemical Research: A versatile electrophile in academic and industrial R&D for exploring new reaction pathways and creating complex molecular architectures.
• Dye and Pigment Manufacturing: Employed in the synthesis of sulfonated dyes and specialty colorants.
• Ligand and Catalyst Development: Useful for preparing novel sulfonyl-containing ligands used in catalytic systems.

Basic Information

Product Name	Dichloromethanesulfonyl Chloride
CAS No.	41197-29-9
Molecular Formula	CCl2HO2S
Molecular Weight	163.43 g/mol
Synonyms	Dichloromethanesulfonyl chloride; Dichloromethylsulfonyl chloride; (Dichloromethyl)sulfonyl chloride; NSC 163063; Methanesulfonyl chloride, dichloro-; Dichloromethanesulphonyl chloride
EINECS	Contact for details

Quality Control

Our Dichloromethanesulfonyl Chloride is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, impurity profiling, and identity confirmation. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere (e.g., nitrogen or argon) to prevent degradation. Keep away from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (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.