Description

(6-Chloropyridin-3-Yl)Methanesulfonyl Chloride is a high-purity, reactive sulfonyl chloride derivative that serves as a critical building block in advanced organic synthesis. Its bifunctional nature, featuring both a chloropyridine ring and a methanesulfonyl chloride group, makes it an indispensable reagent for constructing complex molecular architectures. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and intermediates.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules targeting central nervous system disorders and infectious diseases.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and insecticides, leveraging the pyridine scaffold for bioactivity.
• Chemical Biology Probe Development: Employed as a versatile coupling agent for labeling proteins or modifying biomolecules due to its reactive sulfonyl chloride moiety.
• Material Science Research: Serves as a monomer or cross-linking agent in the creation of specialized polymers with unique electronic or thermal properties.
• Custom Synthesis & Contract Manufacturing: A valuable starting material for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) producing bespoke compounds for client R&D.

Basic Information

Product Name	(6-Chloropyridin-3-Yl)Methanesulfonyl Chloride
CAS No.	683813-60-7
Molecular Formula	C7H7Cl2NO2S
Molecular Weight	240.11 g/mol
Synonyms	6-Chloro-3-pyridylmethanesulfonyl chloride; 3-Chloro-6-(chlorosulfonylmethyl)pyridine; (6-Chloro-3-pyridinyl)methanesulfonyl chloride; Methanesulfonyl chloride, (6-chloro-3-pyridinyl)-; 683813-60-7; 6-Chloropyridine-3-methanesulfonyl chloride
EINECS	Contact for details

Quality Control

Every batch of (6-Chloropyridin-3-Yl)Methanesulfonyl Chloride is manufactured and tested under strict quality management systems. We ensure the product meets the high-purity standards required for sensitive synthetic applications. Comprehensive analytical testing, including HPLC, NMR, and GC-MS, is performed to verify identity, purity, and impurity profiles. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and consistency for your R&D and production 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 must be kept 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 and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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