Description

1,6-Hexanedithiol is a versatile bifunctional organic compound featuring two terminal thiol groups, making it a valuable building block in polymer and materials science. Its primary value lies in its ability to act as a cross-linking agent, chain extender, or surface modifier, imparting specific chemical and physical properties to advanced materials. This product is essential for R&D and manufacturing in industries such as specialty polymers, nanotechnology, and surface coatings. The compound is identified by CAS number 1191-43-1.

Application

• Polymer Synthesis & Modification: Serves as a crucial monomer or cross-linker in the production of polyurethanes, polysulfides, and other specialty polymers, enhancing mechanical strength and thermal stability.
• Surface Functionalization & Self-Assembled Monolayers (SAMs): Used to modify gold, silver, and other metal surfaces for applications in sensors, biosensors, and nanotechnology due to its strong thiol-metal bond.
• Adhesive & Sealant Formulations: Acts as a chain extender or curing agent in high-performance adhesives and sealants, improving flexibility and chemical resistance.
• Lubricant & Fuel Additives: Functions as an extreme pressure (EP) additive or anti-wear agent in lubricants and as a stabilizer in certain fuel formulations.
• Chemical Intermediate: A key precursor in organic synthesis for pharmaceuticals, agrochemicals, and liquid crystal compounds.
• Rubber Vulcanization: Employed as a vulcanizing or cross-linking agent in the production of synthetic rubbers.

Basic Information

Product Name	1,6-Hexanedithiol
CAS No.	1191-43-1
Molecular Formula	C6H14S2
Molecular Weight	150.31 g/mol
Synonyms	Hexamethylene dithiol; 1,6-Dimercaptohexane; 1,6-Hexanedithiol; Hexane-1,6-dithiol; 1,6-Hexanedithiol; 1,6-Bis(mercapto)hexane; NSC 9241; Hexamethylene dimercaptan
EINECS	214-745-4

Quality Control

Our 1,6-Hexanedithiol is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) detailing key parameters such as assay, identity, and impurity profiles. Our quality commitment ensures the material meets the stringent requirements for research and industrial applications.

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 properly sealed. Recommended storage temperature is 2-8°C (refrigerated) for long-term stability to minimize oxidation and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Refractive Index (n20D)	1.508 - 1.512
Density (20°C)	0.98 - 1.00 g/mL
Water Content (KF)	≤ 0.5%

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