Description

4-Chloropyridine-2-Sulfonyl Chloride is a versatile and highly reactive bifunctional organic intermediate. Its core value lies in its dual reactive sites, the chloropyridine and sulfonyl chloride moieties, which enable efficient synthesis of complex sulfonamide and heterocyclic compounds. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, especially those containing pyridine-sulfonamide pharmacophores.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides requiring specific heterocyclic scaffolds.
• Material Science Research: Serves as a precursor for creating functionalized polymers, ligands for catalysis, and specialty chemicals.
• Chemical Biology Probes: Utilized in the development of molecular probes and enzyme inhibitors for biochemical research.
• Custom Synthesis: A critical starting material for contract research organizations (CROs) and CDMOs engaged in custom synthesis projects.

Basic Information

Product Name	4-Chloropyridine-2-Sulfonyl Chloride
CAS No.	1060809-16-6
Molecular Formula	C5H3Cl2NO2S
Molecular Weight	212.05 g/mol
Synonyms	2-Pyridinesulfonyl chloride, 4-chloro-; 4-Chloro-2-pyridinesulfonyl chloride; 4-Chloropyridine-2-sulfonyl chloride; 4-Chloro-2-pyridylsulfonyl chloride; 2-Chlorosulfonyl-4-chloropyridine; 4-Chloropyridine-2-sulfonchlorid; 1060809-16-6
EINECS	Contact for details

Quality Control

Our 4-Chloropyridine-2-Sulfonyl Chloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

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). This product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed and away from moisture and direct light to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
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.