Description

Dimethyl Pentasulphide is an organic polysulfide compound characterized by a chain of five sulfur atoms. This specialized chemical serves as a versatile sulfur-transfer agent and intermediate, crucial for introducing sulfur-containing functional groups into target molecules. It is primarily utilized by manufacturers in the agrochemical, polymer, and specialty chemical industries for applications ranging from vulcanization to the synthesis of complex organic molecules.

Application

• As a sulfur donor and cross-linking agent in the vulcanization of specialty rubbers and polymers.
• As a key intermediate in agrochemical synthesis, particularly for fungicides and pesticides.
• In the production of extreme pressure (EP) additives and lubricant formulations.
• As a precursor for organic synthesis in pharmaceuticals and fine chemicals.
• For surface modification and functionalization of materials.
• In research and development as a model compound for studying polysulfide chemistry.

Basic Information

Product Name	Dimethyl Pentasulphide
CAS No.	7330-31-6
Molecular Formula	C2H6S5
Molecular Weight	186.38 g/mol
Synonyms	Dimethylpentasulfide; Bis(methylthio) trisulfide; Methyl pentasulfide; (Methyldisulfanyl)(methyltrisulfanyl)methane; DMPS; Methyl polysulfide
EINECS	Contact for details

Quality Control

Our Dimethyl Pentasulphide is manufactured under strict quality management protocols. Every batch undergoes rigorous analytical testing, including assay and impurity profile analysis, to ensure it meets precise specifications for industrial and research applications. Certificates of Analysis (COA) documenting purity, identity, and other critical parameters are available upon request to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and easily oxidized nature, store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area. Recommended storage temperature is 2-8°C to maximize stability and shelf life. Keep away from heat, sparks, open flames, and incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange liquid
Identification (IR)	Conforms
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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