Description

2,5-Dibromobenzenesulfonyl Chloride is a versatile and highly reactive organosulfur compound, primarily used as a key sulfonylation reagent and building block in advanced organic synthesis. Its value lies in its ability to introduce the sulfonyl functional group into target molecules, enabling the creation of complex chemical architectures. This intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries, particularly for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A critical building block for synthesizing sulfonamide-based drug candidates, including potential enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the production of novel herbicides, fungicides, and pesticides where the sulfonyl moiety is integral to biological activity.
• Dyestuff and Pigment Manufacturing: Serves as a precursor for creating sulfonated dyes and pigments with enhanced solubility and color fastness.
• Polymer Chemistry: Employed as a monomer or cross-linking agent to introduce sulfone groups into polymer backbones, modifying thermal and chemical resistance.
• Material Science Research: Utilized in the development of advanced materials such as liquid crystals, organic semiconductors, and metal-organic frameworks (MOFs).
• Chemical Derivatization: Acts as a derivatizing agent in analytical chemistry for the detection and quantification of amines and other nucleophiles.

Basic Information

Product Name	2,5-Dibromobenzenesulfonyl Chloride
CAS No.	23886-64-8
Molecular Formula	C6H3Br2ClO2S
Molecular Weight	334.41 g/mol
Synonyms	2,5-Dibromobenzene-1-sulfonyl chloride; Benzenesulfonyl chloride, 2,5-dibromo-; 2,5-Dibromophenylsulfonyl chloride; 1,4-Dibromo-2-sulfonylchlorobenzene; NSC 403120; 2,5-DBBSC; 2,5-Dibromobenzenesulphonyl chloride
EINECS	Contact for details

Quality Control

Our 2,5-Dibromobenzenesulfonyl Chloride is produced under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements 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 compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic and 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 strong bases, oxidizing agents, and sources of moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	92 - 96 °C
Loss on Drying	≤ 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.