Description

Didodecyl Pertrisulfide is a high-purity organosulfur compound, specifically a trisulfide derivative of dodecane. This chemical serves as a highly effective sulfur donor and cross-linking agent, crucial for modifying polymer properties and enhancing material performance. It is primarily utilized by manufacturers in the rubber, polymer, and specialty lubricant industries seeking to improve thermal stability, mechanical strength, and processing characteristics.

Application

• Rubber Vulcanization: Acts as a sulfur donor and secondary accelerator in the vulcanization of various elastomers, including natural rubber (NR), styrene-butadiene rubber (SBR), and ethylene-propylene-diene monomer (EPDM).
• Polymer Modification: Used as a cross-linking and chain-extending agent to enhance the thermal stability, tensile strength, and elasticity of engineering plastics and specialty polymers.
• Lubricant & Grease Additive: Functions as an extreme pressure (EP) and anti-wear additive in industrial lubricants and greases, providing superior film strength under high-load conditions.
• Oilfield Chemicals: Employed as a component in drilling fluid additives and completion chemicals where sulfur-based cross-linking is beneficial.
• Adhesive & Sealant Formulation: Imparts improved adhesion, cohesion, and thermal resistance to high-performance adhesives and sealants.
• Research & Development: Serves as a key intermediate or reagent in organic synthesis and materials science research for developing novel sulfur-containing compounds.

Basic Information

Product Name	Didodecyl Pertrisulfide
CAS No.	10587-09-4
Molecular Formula	C24H50S3
Molecular Weight	426.85 g/mol
Synonyms	Didodecyl Trisulfide; Dodecyl Trisulfide; Lauryl Trisulfide; Bis(dodecyl) Trisulfide; Di-n-dodecyl Trisulfide; Trisulfide, didodecyl; 1,1'-[Trisulfanediyl]bis[dodecane]; Trisulfurized Didodecyl
EINECS	Contact for details

Quality Control

Our Didodecyl Pertrisulfide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay by GC or HPLC and identification by FT-IR, to ensure it meets precise specifications for purity and consistency. Certificates of Analysis (COA) documenting all critical quality attributes are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and heat sources.

Specification

Item	Specification
Appearance	Clear, pale yellow to yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC/HPLC)	≥ 95.0%
Specific Gravity (20°C)	0.92 - 0.96
Refractive Index (20°C)	1.48 - 1.52
Water Content (KF)	≤ 0.5%

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