Description

2,3,4,5-Tetrachlorobenzene-1-Sulfonyl Chloride is a highly functionalized aromatic intermediate, primarily valued for its dual reactive sites which enable its use as a versatile building block in advanced chemical synthesis. Its core value proposition lies in providing a reliable and high-purity source for the production of specialized sulfonamides, sulfonate esters, and other functionalized derivatives. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries who require precise and scalable intermediates for active ingredient development.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel sulfonamide-based drug candidates, including potential antimicrobial and enzyme inhibitor agents.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides where the tetrachlorobenzene moiety contributes to stability and bioactivity.
• Dyestuff and Pigment Manufacturing: Serves as a precursor for creating specialized, high-performance dyes and pigments with enhanced properties.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the synthesis of specialty polymers, such as polyelectrolytes or engineering plastics.
• Ligand and Catalyst Development: Utilized in organometallic chemistry to create complex ligands for catalytic systems.
• Chemical Research: A valuable reagent for academic and industrial R&D in exploring new organic transformations and material science.

Basic Information

Product Name	2,3,4,5-Tetrachlorobenzene-1-Sulfonyl Chloride
CAS No.	51527-63-0
Molecular Formula	C6HCl5O2S
Molecular Weight	314.39 g/mol
Synonyms	1,2,3,4-Tetrachloro-5-sulfonylchlorobenzene; 2,3,4,5-Tetrachlorobenzenesulfonyl chloride; Benzenesulfonyl chloride, 2,3,4,5-tetrachloro-; Tetrachlorobenzene sulfonyl chloride; TCBSC; 2,3,4,5-Tetrachlorophenylsulfonyl chloride; Pentachlorophenyl sulfone precursor
EINECS	Contact for details

Quality Control

Our 2,3,4,5-Tetrachlorobenzene-1-Sulfonyl Chloride is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under anhydrous conditions. Use appropriate precautions to exclude moisture during handling and storage to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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