Description

2-Chloro-6-Fluoro-3-Methylbenzenesulfonylchloride is a high-purity, multi-functional sulfonyl chloride derivative, serving as a critical building block in advanced organic synthesis. Its value lies in its dual reactive sites, enabling the efficient construction of complex sulfonamide and sulfonate structures essential for modern chemical development. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel sulfonamide-based drug candidates, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used to create advanced herbicides, fungicides, and insecticides with tailored activity and selectivity.
• Material Science: Building block for functional polymers, dyes, and liquid crystals requiring specific sulfonyl group incorporation.
• Chemical Research & Development: Versatile reagent for constructing diverse chemical libraries and exploring new synthetic pathways in medicinal chemistry.
• Custom Synthesis: Serves as a starting material for contract research organizations (CROs) and CDMOs producing bespoke compounds for client projects.

Basic Information

Item	Details
Product Name	2-Chloro-6-Fluoro-3-Methylbenzenesulfonylchloride
CAS No.	1706430-38-7
Molecular Formula	C7H5Cl2FO2S
Molecular Weight	247.08 g/mol
Synonyms	2-Chloro-6-fluoro-3-methylbenzenesulfonyl chloride; 3-Methyl-2-chloro-6-fluorobenzenesulfonyl chloride; 1-Chloro-2-fluoro-5-methyl-4-(chlorosulfonyl)benzene; 2-Chloro-6-fluoro-3-methylbenzene-1-sulfonyl chloride; 4-Chlorosulfonyl-2-chloro-1-fluoro-5-methylbenzene; Benzenesulfonyl chloride, 2-chloro-6-fluoro-3-methyl-; (2-Chloro-6-fluoro-3-methylphenyl)sulfonyl chloride
EINECS	Contact for details

Quality Control

Our 2-Chloro-6-Fluoro-3-Methylbenzenesulfonylchloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details

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