Description

Bis(Methylsulphinyl)Methane is a high-purity organosulfur compound, also known as DMSO2 or methyl sulfoxide dimer. This versatile chemical serves as a powerful polar aprotic solvent and a key intermediate in organic synthesis and pharmaceutical manufacturing. It is essential for industries requiring advanced chemical synthesis, including pharmaceuticals, agrochemicals, and specialty polymers, where its unique solvating properties and reactivity are highly valued.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules.
• Polar Aprotic Solvent: Used in a variety of organic reactions, including nucleophilic substitutions and polymerizations, where it facilitates high yields.
• Agrochemical Synthesis: Employed in the production of advanced pesticides, herbicides, and fungicides.
• Electrolyte Additive: Investigated for use in lithium-ion battery electrolytes to improve stability and performance.
• Polymer Chemistry: Acts as a solvent and reactant in the production of specialty polymers and resins.
• Chemical Research & Development: A valuable reagent in laboratory-scale R&D for exploring new synthetic pathways.

Basic Information

Product Name	Bis(Methylsulphinyl)Methane
CAS No.	54267-12-8
Molecular Formula	C3H8O2S2
Molecular Weight	140.22 g/mol
Synonyms	Dimethyl Sulfone Dimer; DMSO2 Dimer; Methylsulfinylmethane Dimer; 1,1'-Sulfinylbis(methanesulfine); Bis(methylsulfoxide); Methane, bis(methylsulfinyl)-; (Methylsulfinyl)methane dimer
EINECS	Contact for details

Quality Control

Our Bis(Methylsulphinyl)Methane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

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 and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	108 - 112 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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