Description

3-Chlorobenzenesulfinic Acid Sodium Salt is a versatile organosulfur compound widely utilized as a key synthetic intermediate. Its value lies in its ability to introduce the 3-chlorobenzenesulfinyl moiety, enabling the construction of complex molecules in pharmaceutical and agrochemical research. This product is essential for manufacturers and R&D chemists in the fine chemical, pharmaceutical, and specialty chemical industries seeking reliable building blocks for sulfoxide and sulfone synthesis.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing sulfoxide functional groups.
• Agrochemical Synthesis: Used in the research and production of herbicides, fungicides, and insecticides where the chlorobenzenesulfinyl group is a key structural component.
• Ligand and Catalyst Preparation: Serves as a precursor for chiral sulfoxide ligands used in asymmetric catalysis.
• Material Science Research: Employed in the development of novel polymers and organic electronic materials with specific sulfur-based properties.
• Fine Chemical Synthesis: A versatile reagent for constructing complex sulfoxides and sulfones in custom synthesis and process development.

Basic Information

Product Name	3-Chlorobenzenesulfinic Acid Sodium Salt
CAS No.	15946-37-9
Molecular Formula	C6H4ClNaO2S
Molecular Weight	198.60 g/mol
Synonyms	Sodium 3-Chlorobenzenesulfinate; Benzenesulfinic acid, 3-chloro-, sodium salt; m-Chlorobenzenesulfinic acid sodium salt; 3-Chlorophenylsulfinic acid sodium salt; Sodium m-chlorobenzenesulfinate; 1-Chloro-3-(sulfinato)benzene sodium salt
EINECS	Contact for details

Quality Control

Our 3-Chlorobenzenesulfinic Acid Sodium Salt is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay, purity profiling, and identification, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%

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