Description

2,4,6-Trichlorobenzenesulfonyl Chloride is a versatile and highly reactive organosulfur compound primarily used as a key sulfonating agent and building block in advanced chemical synthesis. Its value lies in its ability to introduce the sulfonyl chloride functional group into target molecules, enabling the creation of sulfonamides, sulfonate esters, and other derivatives critical for performance materials. This intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require precise and reliable synthetic pathways.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for creating sulfonamide-based drugs.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and pesticides where the sulfonyl moiety imparts specific biological activity.
• Dyestuff and Pigment Manufacturing: Acts as an intermediate in the synthesis of sulfonated dyes and organic pigments, enhancing color properties and solubility.
• Polymer Modification: Employed to introduce sulfonyl chloride groups into polymer chains for creating ion-exchange resins, membranes, or polymers with tailored surface properties.
• Chemical Research & Development: A valuable reagent in organic synthesis labs for constructing complex molecules and exploring new reaction methodologies.
• Liquid Crystal and Electronic Material Precursor: Can be used in the synthesis of specialty chemicals for advanced materials in electronics and display technologies.

Basic Information

Product Name	2,4,6-Trichlorobenzenesulfonyl Chloride
CAS No.	51527-73-2
Molecular Formula	C6H2Cl4O2S
Molecular Weight	279.95 g/mol
Synonyms	2,4,6-Trichlorobenzene-1-sulfonyl chloride; Benzenesulfonyl chloride, 2,4,6-trichloro-; 1,3,5-Trichloro-2-sulfonylchlorobenzene; 2,4,6-Trichlorophenylsulfonyl chloride; TCBSC; 2,4,6-Trichlorobenzenesulphonyl chloride
EINECS	Contact for details

Quality Control

Our 2,4,6-Trichlorobenzenesulfonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for fine chemical intermediates. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen) to prevent decomposition. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%

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