Description

2,6-Dichlorobenzenesulfonyl Chloride is a key sulfonyl chloride derivative and a versatile chemical intermediate prized for its high reactivity. This compound is essential for introducing the 2,6-dichlorobenzenesulfonyl moiety into target molecules, enabling the synthesis of more complex structures. It is primarily sought after by manufacturers in the agrochemical and pharmaceutical industries for the development of active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for sulfonamide-based drugs.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents where the dichlorophenylsulfonyl group is a key functional moiety.
• Dyestuff and Pigment Manufacturing: Serves as an intermediate in the creation of specialized dyes and organic pigments.
• Polymer Chemistry: Employed as a modifying agent or cross-linking reagent in the synthesis of specialty polymers and resins.
• Chemical Research & Development: A valuable reagent in organic synthesis laboratories for constructing sulfonamides, sulfonate esters, and other sulfonyl-containing compounds.
• Liquid Crystal Materials: Can be used in the synthesis of intermediates for electronic display components.

Basic Information

Product Name	2,6-Dichlorobenzenesulfonyl Chloride
CAS No.	6579-54-0
Molecular Formula	C6H3Cl3O2S
Molecular Weight	245.51 g/mol
Synonyms	2,6-Dichlorobenzenesulfonyl chloride; 2,6-Dichlorophenylsulfonyl chloride; Benzenesulfonyl chloride, 2,6-dichloro-; NSC 403107; 2,6-Dichlorobenzene-1-sulfonyl chloride; 2,6-Dichlorophenyl chlorosulfonate
EINECS	229-502-8

Quality Control

Our 2,6-Dichlorobenzenesulfonyl Chloride is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets the high-purity standards required for fine chemical synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and consistency for our customers' critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and reacts with water; ensure containers are kept sealed to exclude moisture. Keep away from strong bases, amines, and alcohols.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or lumps
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	64 - 68 °C
Water Content (KF)	≤ 0.5%

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