Description

Chloromethyl Phenyl Sulfoxide is a versatile organosulfur compound featuring a reactive chloromethyl group adjacent to a sulfoxide moiety. This unique structure makes it a valuable key intermediate and building block in advanced organic synthesis, particularly for constructing complex sulfur-containing molecules. It is primarily utilized by pharmaceutical, agrochemical, and specialty chemical manufacturers engaged in research, process development, and production.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of sulfoxide-based active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and other crop protection agents that incorporate sulfoxide functionalities.
• Ligand and Catalyst Preparation: Serves as a starting material for the development of chiral sulfoxide ligands used in asymmetric catalysis.
• Polymer Modification: Acts as a functional monomer or cross-linking agent for introducing polar sulfoxide groups into polymer chains to alter material properties.
• Organic Synthesis Building Block: Employed in various name reactions and transformations, such as nucleophilic substitutions and cyclizations, to create complex molecular architectures.
• Material Science Research: Investigated for the development of advanced materials with specific electronic or optical characteristics derived from the sulfoxide group.

Basic Information

Product Name	Chloromethyl Phenyl Sulfoxide
CAS No.	7205-94-9
Molecular Formula	C7H7ClOS
Molecular Weight	174.65 g/mol
Synonyms	(Chloromethyl)(phenyl)sulfoxide; Phenyl(chloromethyl)sulfoxide; α-Chlorobenzyl methyl sulfoxide; Benzyl, α-chloro-, methyl sulfoxide; 1-Chloro-1-(phenylsulfinyl)methane; Chloromethyl Phenyl Sulphoxide; (Phenylsulfinyl)methyl chloride
EINECS	Contact for details

Quality Control

Our Chloromethyl Phenyl Sulfoxide is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing including HPLC, GC, and NMR to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting full specifications are available upon request, providing transparency and traceability for your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and bases. Recommended storage temperature is 2-8°C for long-term stability. Keep container tightly sealed when not in use to prevent moisture absorption.

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%
Heavy Metals	≤ 20 ppm

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