Description

Tetrasulfide, Methyl 2-Propenyl is an organosulfur compound characterized by a tetrasulfide linkage. This chemical is valued for its role as a versatile sulfur donor and crosslinking agent in advanced material synthesis. It is primarily utilized by manufacturers in the polymer and specialty chemical industries seeking to modify material properties such as elasticity, thermal stability, and adhesion. Its specific reactivity profile makes it suitable for creating high-performance elastomers and functional additives.

Application

• Vulcanizing Agent: A key intermediate or accelerator in the sulfur vulcanization of synthetic rubbers and elastomers, improving crosslink density and durability.
• Polymer Modification: Used to incorporate polysulfide linkages into polymer backbones, enhancing properties like oil resistance, low-temperature flexibility, and gas barrier performance.
• Adhesive & Sealant Formulation: Serves as a crosslinker in polysulfide-based sealants and adhesives, contributing to excellent weather resistance and adhesion.
• Lubricant & Grease Additive: Functions as an extreme pressure (EP) and anti-wear additive in specialty lubricant formulations.
• Chemical Intermediate: Acts as a building block for synthesizing more complex organosulfur compounds, including certain pharmaceuticals and agrochemicals.
• Surface Treatment Agent: Used in coatings and surface modifications to improve chemical resistance and bonding characteristics of substrates.

Basic Information

Item	Details
Product Name	Tetrasulfide, Methyl 2-Propenyl
CAS No.	90195-83-8
Molecular Formula	C4H8S4
Molecular Weight	184.36 g/mol
Synonyms	Allyl Methyl Tetrasulfide; Methyl Allyl Tetrasulfide; 2-Propenyl Methyl Tetrasulfide; 1-(Methyltetrathio)-2-propene; Tetrasulfane, methyl-2-propenyl-; Allyl methyl tetrasulphide; Methyl 2-propen-1-yl tetrasulfide
EINECS	Contact for details

Quality Control

Our production of Tetrasulfide, Methyl 2-Propenyl adheres to stringent quality management protocols. Every batch is analyzed using advanced chromatographic and spectroscopic techniques to ensure consistent purity and chemical identity. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with each shipment to guarantee it meets your specific application 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 compound is easily oxidized (store under inert atmosphere). Keep away from strong oxidizing agents, heat, and sources of ignition.

Specification

Item	Specification
Appearance	Clear to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Density (20°C)	1.20 - 1.30 g/cm³
Refractive Index (n20D)	1.600 - 1.650

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