Description

Benzenethiol, 2-Chloro-4-Methyl- is a specialized organosulfur compound featuring a thiol group and chloro-methyl substitution on the benzene ring. This structure makes it a valuable intermediate for synthesizing more complex molecules in fine chemical and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists working in agrochemicals, pharmaceuticals, and material science.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a substituted thiophenol moiety.
• Agrochemical Synthesis: Used in the research and production of herbicides, fungicides, and pesticides, where its aromatic thiol group acts as a reactive handle.
• Ligand and Catalyst Preparation: Employed in the development of metal-chelating ligands for catalytic systems and coordination chemistry.
• Polymer Modification: Acts as a chain-transfer agent or functional monomer in the synthesis and modification of specialty polymers and resins.
• Organic Synthesis Reagent: Utilized in various organic transformations, including nucleophilic aromatic substitution and as a precursor to sulfides and disulfides.
• Material Science Research: Investigated for use in creating self-assembled monolayers (SAMs) and surface functionalization on metals.

Basic Information

Product Name	Benzenethiol, 2-Chloro-4-Methyl-
CAS No.	5375-97-3
Molecular Formula	C7H7ClS
Molecular Weight	158.65 g/mol
Synonyms	2-Chloro-4-methylbenzenethiol; 2-Chloro-4-methylthiophenol; 4-Methyl-2-chlorobenzenethiol; 2-Chloro-p-toluenethiol; (2-Chloro-4-methylphenyl)thiol; 2-Chloro-4-methylbenzenethiol; 2-Chloro-4-methylphenyl mercaptan
EINECS	226-357-7

Quality Control

Our production of Benzenethiol, 2-Chloro-4-Methyl- adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques like GC and HPLC to verify identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical parameters is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area. Recommended storage temperature is 2-8°C to minimize oxidation and prolong shelf life. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Purity (HPLC)	≥ 96.0%
Water Content (KF)	≤ 0.5%

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