Description

Dihexyl Pentasulphide is a specialized organosulfur compound characterized by a polysulfide chain linking two hexyl groups. This structure makes it a valuable intermediate and additive, particularly in the synthesis of advanced materials and as a component in extreme pressure lubricant formulations. It is primarily sought by manufacturers in the polymer, specialty chemical, and lubricant industries for applications requiring sulfur-based crosslinking or tribological enhancement.

Application

• As a sulfur donor and crosslinking agent in the vulcanization of specialty rubbers and elastomers.
• As an extreme pressure (EP) additive in industrial lubricants and greases for metalworking and heavy machinery.
• As a key chemical intermediate in the synthesis of more complex organosulfur compounds and ligands.
• In the research and development of novel polymeric materials where controlled sulfur incorporation is required.
• As a modifier for oil-soluble additives, enhancing their performance in hydrocarbon-based systems.

Basic Information

Product Name	Dihexyl Pentasulphide
CAS No.	4089-56-9
Molecular Formula	C₁₂H₂₆S₅
Molecular Weight	330.62 g/mol
Synonyms	Dihexylpentasulfide; Di-n-hexyl pentasulfide; Hexyl pentasulfide; 1,1'-[Pentathiodi(oxy)]dihexane; Bis(hexylthio) trisulfide; Sulfur-bridged hydrocarbon additive; Organopolysulfide
EINECS	Contact for details

Quality Control

Our Dihexyl Pentasulphide is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters. We are committed to meeting the specifications required for industrial and R&D applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is easily oxidized; for long-term storage, an inert atmosphere (e.g., nitrogen) is recommended to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	Clear, yellow to amber liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Specific Gravity (20°C)	1.05 - 1.15
Refractive Index (20°C)	1.55 - 1.65

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