Description

Di(tert-Dodecyl) Pentasulphide is a high-performance organosulfur compound primarily utilized as a vulcanization agent and sulfur donor in the rubber industry. Its core value lies in its ability to provide efficient cross-linking and improve the aging resistance and mechanical properties of elastomers. This product is essential for manufacturers of specialty rubbers, including those used in automotive components, industrial belts, and seals, who require consistent quality and reliable performance.

Application

• Rubber Vulcanization: Acts as a sulfur donor for the efficient cross-linking of various synthetic and natural rubbers.
• Tire Manufacturing: Used in the production of tire components to enhance durability, heat resistance, and aging properties.
• Industrial Rubber Goods: Key ingredient in the formulation of hoses, seals, gaskets, and conveyor belts.
• Polymer Modification: Serves as a cross-linking agent and stabilizer in certain polymer systems.
• Lubricant and Fuel Additive: Functions as an extreme pressure (EP) additive and anti-wear agent in industrial lubricants and specialty fuels.
• Chemical Intermediate: Used in the synthesis of other organosulfur compounds and specialty chemicals.

Basic Information

Product Name	Di(tert-Dodecyl) Pentasulphide
CAS No.	31565-23-8
Molecular Formula	C24H50S5
Molecular Weight	506.9 g/mol
Synonyms	Di-tert-dodecyl pentasulfide; Di(t-dodecyl)pentasulfide; tert-Dodecyl pentasulfide; Vulcanizing agent DTPS; Sulfur donor DTPS; 5,5'-(Dodecane-5,8-diyl)bis(tert-dodecyl) pentasulfide; Bis(tert-dodecyl) pentasulfide
EINECS	Contact for details

Quality Control

Our Di(tert-Dodecyl) Pentasulphide is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes rigorous analytical testing, including assay and impurity profile determination. A Certificate of Analysis (COA) detailing specific results is provided with every shipment to guarantee compliance with your technical 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 material is easily oxidized and should be kept under an inert atmosphere (e.g., nitrogen) for long-term storage to maintain stability and efficacy. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Light yellow to amber liquid
Identification (IR)	Conforms
Assay (Sulfur Content)	≥ 30.0 %
Specific Gravity (20°C)	0.95 - 1.00
Viscosity (25°C)	Contact for details
Water Content	≤ 0.5 %

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