Description

Diisopropyl Tetrasulphide is a specialized organosulfur compound featuring a linear chain of four sulfur atoms. This chemical is valued for its role as a sulfur donor and vulcanization accelerator in the polymer industry, enhancing the cross-linking properties of elastomers. It is primarily utilized by manufacturers in the rubber and polymer sectors seeking to improve the durability and performance characteristics of their products.

Application

• Rubber Vulcanization: Acts as a sulfur donor and secondary accelerator in the vulcanization of various synthetic and natural rubbers, improving cross-link density and heat resistance.
• Polymer Modification: Used as an additive to modify the properties of specialty polymers, enhancing their thermal stability and mechanical strength.
• Lubricant & Grease Additive: Serves as an extreme pressure (EP) additive in industrial lubricants and greases, providing anti-wear properties.
• Chemical Intermediate: Employed in organic synthesis as a building block for more complex sulfur-containing compounds.
• Sealant & Adhesive Formulations: Incorporated into formulations to promote curing and improve the elasticity and aging resistance of sealants and adhesives.

Basic Information

Product Name	Diisopropyl Tetrasulphide
CAS No.	60089-53-4
Molecular Formula	C6H14S4
Molecular Weight	214.42 g/mol
Synonyms	Diisopropyl Tetrasulfide; Di-iso-propyl Tetrasulphide; Tetrasulfane, 1,1'-(1-methylethylidene)bis-; 1,1'-(1-Methylethylidene)bis[tetrasulfane]; Bis(1-methylethyl) Tetrasulfide; Tetrasulfane, bis(1-methylethyl)-; Tetrasulfide, bis(1-methylethyl); Tetrasulfane, diisopropyl-
EINECS	262-100-4

Quality Control

Our Diisopropyl Tetrasulphide is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including assay and impurity profiling, to ensure it meets precise specifications for industrial applications. A Certificate of Analysis (COA) detailing purity, identity, and other critical parameters is provided with every shipment to guarantee consistent quality and traceability.

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 and should be kept under an inert atmosphere (e.g., nitrogen) for long-term storage to maintain stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear, pale yellow to yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Specific Gravity (20°C)	1.10 - 1.15
Refractive Index (n20D)	1.580 - 1.600

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