Description

4-Methylbenzyl Mercaptan is a specialized organosulfur compound characterized by a benzyl mercaptan structure with a methyl substituent. This chemical serves as a versatile intermediate and building block in advanced organic synthesis, valued for its ability to introduce sulfur-containing functional groups. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fragrance sectors for developing active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly those requiring thioether or disulfide linkages.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and fungicides where the mercaptan group acts as a critical reactive site.
• Fragrance and Flavor Ingredient: Serves as a precursor for sulfur-containing aroma chemicals, contributing to unique olfactory profiles in high-value perfumery.
• Polymer Modification: Acts as a chain-transfer agent or cross-linking agent in the production of specialty polymers and resins.
• Organic Synthesis Reagent: Employed in research laboratories for nucleophilic substitution reactions and the preparation of thioacetals or other sulfur heterocycles.
• Ligand Precursor: Useful in the development of metal-chelating ligands for catalysis and material science applications.

Basic Information

Product Name	4-Methylbenzyl Mercaptan
CAS No.	4498-99-1
Molecular Formula	C8H10S
Molecular Weight	138.23 g/mol
Synonyms	(4-Methylphenyl)methanethiol; p-Tolylmethanethiol; 4-Methylbenzenemethanethiol; p-Methylbenzyl Mercaptan; p-Tolyl Mercaptan; 1-(Mercaptomethyl)-4-methylbenzene; α-Toluenethiol, 4-methyl-; p-Xylyl Mercaptan
EINECS	Contact for details

Quality Control

Our production of 4-Methylbenzyl Mercaptan adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its easily oxidized nature, it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term preservation. Keep away from strong oxidizing agents.

Specification

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

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