Description

1,4-Benzenedimethanethiol CAS NO 105-09-9 is a versatile aromatic dithiol compound characterized by two thiol (-SH) functional groups attached to a para-substituted benzene ring. This structure makes it a valuable building block in polymer chemistry and organic synthesis, particularly for creating materials with specific mechanical and chemical properties. It is primarily sought after by manufacturers in the polymer, specialty chemical, and pharmaceutical intermediate sectors.

Application

• Polymer Crosslinking Agent: A key monomer for synthesizing high-performance polymers like polyurethanes and epoxy resins, enhancing thermal stability and mechanical strength.
• Ligand Synthesis: Used in the preparation of chelating ligands for metal catalysis and coordination chemistry applications.
• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of certain drug molecules and active pharmaceutical ingredients (APIs).
• Material Science Research: Employed in R&D for developing novel organic materials, self-assembled monolayers (SAMs), and functional surfaces.
• Adhesive Formulations: Imparts improved adhesion and durability in specialty adhesive and sealant systems.
• Rubber Vulcanization: Acts as a curing agent or accelerator in the production of specialty synthetic rubbers.

Basic Information

Product Name	1,4-Benzenedimethanethiol
CAS No.	105-09-9
Molecular Formula	C8H10S2
Molecular Weight	170.30 g/mol
Synonyms	1,4-Bis(mercaptomethyl)benzene; p-Xylene-α,α'-dithiol; α,α'-Dimercapto-p-xylene; p-Xylylenedithiol; p-Xylylene dimercaptan; 1,4-Dimercaptomethylbenzene; Benzene-1,4-dimethanethiol; p-Phenylenedimethanethiol
EINECS	203-269-7

Quality Control

Our 1,4-Benzenedimethanethiol is manufactured under stringent quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets precise purity and compositional specifications. A Certificate of Analysis (COA) detailing key parameters such as assay, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your requirements.

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). This compound is moisture-sensitive (hygroscopic) and should be kept under an inert atmosphere (e.g., nitrogen) for long-term storage to prevent oxidation. Keep away from strong oxidizing agents.

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.