Description

4-Bromo-2,6-Dichlorobenzenesulfonyl Chloride is a high-purity, multi-functional sulfonyl chloride derivative used as a critical building block in advanced organic synthesis. Its unique halogenated aromatic structure makes it an essential reagent for introducing the benzenesulfonyl moiety into target molecules, enabling the creation of complex chemical architectures. This compound is primarily sought after by researchers and process chemists in the pharmaceutical and agrochemical industries for the development of new active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel sulfonamide-based drug candidates, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and pesticides with enhanced efficacy.
• Material Science: Serves as a monomer or cross-linking agent in the production of specialty polymers and advanced functional materials.
• Chemical Research: An invaluable tool in academic and industrial R&D for exploring new reaction pathways and creating compound libraries.
• Dye & Pigment Manufacturing: Employed in the synthesis of complex organic dyes and colorants.

Basic Information

Product Name	4-Bromo-2,6-Dichlorobenzenesulfonyl Chloride
CAS No.	351003-54-8
Molecular Formula	C6H2BrCl2O2S
Molecular Weight	328.41 g/mol
Synonyms	2,6-Dichloro-4-bromobenzenesulfonyl chloride; 4-Bromo-2,6-dichlorobenzene-1-sulfonyl chloride; Benzenesulfonyl chloride, 4-bromo-2,6-dichloro-; 1-Bromo-3,5-dichloro-4-sulfonylchloridebenzene; 351003-54-8; 4-Br-2,6-Cl-PhSO2Cl
EINECS	Contact for details

Quality Control

Every batch of 4-Bromo-2,6-Dichlorobenzenesulfonyl Chloride is manufactured and tested under strict quality management systems to ensure consistency and reliability for your critical processes. Our products undergo rigorous quality testing, including advanced chromatographic analysis, to ensure compliance with industry standards and your specific requirements. 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 a controlled 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 decomposition. Keep away from heat, sparks, open flames, and incompatible materials such as strong bases, amines, and alcohols.

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)	Total impurities ≤ 2.0%

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