Description

3-Chloro-2,4-Difluorobenzenesulfonyl Chloride is a high-value, multi-functional chemical intermediate characterized by its reactive sulfonyl chloride and halogenated aromatic structure. This compound is essential for introducing the 3-chloro-2,4-difluorobenzenesulfonyl moiety into target molecules, enabling precise structural modifications. It is primarily sought after by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of sulfonamide-based drug candidates, including potential enzyme inhibitors and receptor modulators.
• Agrochemical Synthesis: Used in creating advanced herbicides, fungicides, and insecticides where the difluorophenylsulfonyl group contributes to biological activity and metabolic stability.
• Material Science: Serves as a monomer or cross-linking agent in the production of specialty polymers and functional materials.
• Chemical Research: A versatile reagent in organic synthesis for constructing complex molecules in academic and industrial R&D laboratories.
• Dye and Pigment Manufacturing: Intermediate in the synthesis of specialized colorants and photographic chemicals.

Basic Information

Product Name	3-Chloro-2,4-Difluorobenzenesulfonyl Chloride
CAS No.	1208077-72-8
Molecular Formula	C6H2Cl2F2O2S
Molecular Weight	247.04 g/mol
Synonyms	3-Chloro-2,4-difluorobenzenesulfonyl chloride; 2,4-Difluoro-3-chlorobenzenesulfonyl chloride; Benzenesulfonyl chloride, 3-chloro-2,4-difluoro-; 1-Chloro-3,4-difluoro-6-(chlorosulfonyl)benzene; 3-Chloro-2,4-difluorophenylsulfonyl chloride
EINECS	Contact for details

Quality Control

Every batch of 3-Chloro-2,4-Difluorobenzenesulfonyl Chloride is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high-purity standards required for sensitive synthetic applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to prevent decomposition. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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