Description

Diethyl Tetrasulphide is an organosulfur compound featuring a linear chain of four sulfur atoms. This unique polysulfide structure makes it a valuable intermediate and additive in various chemical synthesis and industrial processes. It is primarily utilized in the rubber and polymer industries as a vulcanizing agent and sulfur donor, and in agrochemical synthesis. Professionals in specialty chemical manufacturing, polymer science, and material research will find this compound essential for developing products with enhanced properties.

Application

• As a sulfur donor and vulcanizing agent in the production of synthetic rubber and specialty elastomers.
• As a key chemical intermediate in the synthesis of organosulfur compounds for agrochemicals and pharmaceuticals.
• As a cross-linking agent and modifier in polymer chemistry to alter material properties.
• In lubricant and fuel additive formulations as an extreme pressure additive and anti-wear agent.
• In research and development for studying polysulfide chemistry and reaction mechanisms.
• As a precursor for generating other sulfur-containing reagents in organic synthesis.

Basic Information

Product Name	Diethyl Tetrasulphide
CAS No.	13730-34-2
Molecular Formula	C4H10S4
Molecular Weight	186.38 g/mol
Synonyms	Diethyl Tetrasulfide; Tetraethyl Tetrasulfide; Ethyl Tetrasulfide; Diethyl Tetrasulfane; Bis(ethylthio) Disulfide; 1,1,2,2-Tetraethyltetrathiane; 3,4,5,6-Tetrathiaoctane; Ethyl Polysulfide
EINECS	237-310-9

Quality Control

Our Diethyl Tetrasulphide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay by GC or HPLC, to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee compliance with your specifications and industry standards.

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 heat, sparks, open flames, and strong oxidizing agents. Due to its light-sensitive nature, containers should be kept in the original packaging or opaque containers until use.

Specification

Item	Specification
Appearance	Clear, yellow to amber liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Refractive Index (n20D)	1.580 - 1.600
Density (20°C)	1.15 - 1.25 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.