Description

4-Chlorophenyl Sulfoxide is a key organosulfur intermediate characterized by its sulfinyl functional group attached to a chlorinated aromatic ring. This compound matters for its role as a versatile building block in the synthesis of more complex molecules, particularly in the pharmaceutical and agrochemical sectors. Industries that require it include fine chemical manufacturers, pharmaceutical R&D labs, and agrochemical producers developing new active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs), especially those containing sulfoxide or sulfone moieties.
• Agrochemical Synthesis: Used in the research and production of herbicides, fungicides, and insecticides, where the chlorophenyl group contributes to biological activity.
• Ligand and Catalyst Development: Employed in organic chemistry research for the preparation of chiral ligands and catalysts used in asymmetric synthesis.
• Material Science Research: Acts as a monomer or modifier in the development of specialty polymers and advanced materials.
• Chemical Research & Development: A valuable standard and starting material for exploring new organic reactions and methodologies in academic and industrial labs.

Basic Information

Product Name	4-Chlorophenyl Sulfoxide
CAS No.	3085-42-5
Molecular Formula	C6H5ClOS
Molecular Weight	160.62 g/mol
Synonyms	p-Chlorophenyl Sulfoxide; 1-Chloro-4-(sulfinyl)benzene; (4-Chlorophenyl)sulfoxide; 4-Chlorobenzenesulfinyl; 4-Chlorophenylsulfinyl; Sulfinylbis(4-chlorobenzene) (related); Bis(4-chlorophenyl) sulfoxide (related)
EINECS	221-394-6

Quality Control

Our 4-Chlorophenyl Sulfoxide is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.