Description

3-Methylbenzenethiol is a versatile aromatic thiol compound, also known as m-Toluenethiol, valued for its role as a key building block and intermediate in advanced chemical synthesis. Its thiol functional group makes it a critical reagent for introducing sulfur-containing moieties and for use in various coupling and functionalization reactions. This product is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors seeking reliable, high-purity intermediates.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those requiring thioether or disulfide linkages.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and fungicides where the thiol group acts as a reactive site for creating sulfur-based active compounds.
• Polymer & Material Science: Functions as a chain-transfer agent, modifier, or cross-linking agent in the production of specialty polymers, resins, and advanced materials.
• Organic Synthesis Reagent: Employed in research and development for nucleophilic substitution reactions, metal complexation, and as a precursor for other sulfur derivatives.
• Flavor & Fragrance Industry: Acts as an intermediate for synthesizing certain sulfur-containing aroma compounds, contributing to complex scent profiles.
• Chemical Research: Utilized in academic and industrial labs for methodological development and exploring new synthetic pathways involving thiol chemistry.

Basic Information

Product Name	3-Methylbenzenethiol
CAS No.	108-40-7
Molecular Formula	C7H8S
Molecular Weight	124.20 g/mol
Synonyms	m-Toluenethiol; 3-Methylbenzenethiol; m-Thiocresol; 3-Mercaptotoluene; m-Tolyl mercaptan; 1-Methyl-3-mercaptobenzene; 3-Toluenethiol; (3-Methylphenyl)thiol
EINECS	203-578-7

Quality Control

Our 3-Methylbenzenethiol is produced under stringent quality management systems. Every batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for industrial and research applications. A Certificate of Analysis (COA) detailing specific results for purity, identity, and impurities is provided with each shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong oxidizing agents. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and maintain product integrity. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 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.