Description

5-Chloropyridine-3-Sulfonyl Chloride is a versatile and highly reactive bifunctional intermediate essential for advanced organic synthesis. Its dual functionality as both an aryl chloride and a sulfonyl chloride makes it a critical building block for constructing complex molecular architectures. This compound is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of sulfonamide-based drug candidates, including kinase inhibitors and antimicrobial agents.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides that require the pyridine-sulfonyl scaffold.
• Material Science: Building block for creating functional polymers, ligands for catalysis, and advanced organic electronic materials.
• Chemical Biology & Proteomics: Serves as a reactive handle for labeling, cross-linking, or modifying biomolecules in probe development.
• Custom Synthesis & Contract Manufacturing: A valuable starting material for custom synthesis projects and scale-up processes in fine chemical production.

Basic Information

Product Name	5-Chloropyridine-3-Sulfonyl Chloride
CAS No.	1060802-18-7
Molecular Formula	C5H3Cl2NO2S
Molecular Weight	212.05 g/mol
Synonyms	3-Chloro-5-pyridinesulfonyl chloride; 5-Chloro-3-pyridinesulfonyl chloride; 3-Pyridinesulfonyl chloride, 5-chloro-; 5-Chloropyridine-3-sulphonyl chloride; 1060802-18-7; 5-Chloro-3-sulfonylchloridopyridine
EINECS	Contact for details

Quality Control

Every batch of 5-Chloropyridine-3-Sulfonyl Chloride is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the high-purity standards required for research and development. A detailed Certificate of Analysis (COA) is supplied with each shipment, confirming identity, purity, and impurity profiles as determined by HPLC, NMR, and other relevant analytical techniques.

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 material is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to prevent decomposition.

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.