Description

2-Chloro-6-Fluorobenzenesulfonyl Chloride CAS NO 1208075-25-5 is a versatile and highly reactive sulfonyl chloride derivative, serving as a critical building block in advanced organic synthesis. Its primary value lies in its ability to act as a sulfonylation reagent, enabling the efficient introduction of the 2-chloro-6-fluorobenzenesulfonyl moiety into target molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, where it is used to develop novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for sulfonamide-based drugs.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides requiring specific halogenated sulfonyl groups.
• Material Science: Building block for creating specialized polymers and functional materials with tailored properties.
• Chemical Research: A valuable reagent in academic and industrial R&D for exploring new synthetic pathways and creating compound libraries.
• Dye and Pigment Manufacturing: Intermediate in the production of specialized dyes and colorants.

Basic Information

Product Name	2-Chloro-6-Fluorobenzenesulfonyl Chloride
CAS No.	1208075-25-5
Molecular Formula	C6H3Cl2FO2S
Molecular Weight	229.06 g/mol
Synonyms	2-Chloro-6-fluorobenzene-1-sulfonyl chloride; 1-Chloro-2-fluoro-3-(chlorosulfonyl)benzene; 2-Fluoro-6-chlorobenzenesulfonyl chloride; Benzenesulfonyl chloride, 2-chloro-6-fluoro-; 3-Chloro-2-fluorobenzenesulfonyl chloride
EINECS	Contact for details

Quality Control

Our 2-Chloro-6-Fluorobenzenesulfonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

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 should be handled under anhydrous conditions to prevent decomposition. Keep away from strong bases and oxidizing agents.

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%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 2.0%

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