Dimethyl sulfone
Dimethyl sulfone (CAS: 67-71-0), a colourless solid with the molecular formula (CH₃)₂SO₂, possesses a molecular weight of 94.13 g/mol. This organosulfur compound is recognised for its role as a versatile building block in chemical synthesis. It is widely employed in organic synthesis and as a precursor for various chemical compounds, finding utility in research and industrial applications. Its applications span across chemical manufacturing and research laboratories.
- IUPAC
- Methyl sulfone
- Synonyms
- Methyl sulfone

Chemical Synthesis Intermediate
Dimethyl sulfone serves as a valuable intermediate in organic synthesis. It is utilised in the preparation of more complex molecules and speciality chemicals due to its reactive sulfone group.
Research and Development
In research laboratories, Dimethyl sulfone is used as a reagent and building block for exploring new chemical reactions and developing novel compounds. Its properties make it a useful component in experimental chemistry.
Organic Building Block
As an organic building block, Dimethyl sulfone contributes to the structural framework of various organic compounds. It is employed in multi-step syntheses requiring its specific functional group.
| Molecular weight | 94.13 |
|---|---|
| Linear formula | (CH3)2SO2 |
| Assay | 98% |
| Boiling point | 238 °C(lit.) |
| Melting point | 107-109 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | 143 °C / 289.4 °F |
| Water hazard class (WGK, DE) | 1 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Dimethyl sulfone used for?
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Dimethyl sulfone is primarily used as a building block in chemical synthesis and in research and development for creating novel organic compounds.
What is the CAS number and formula for Dimethyl sulfone?
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The CAS number for Dimethyl sulfone is 67-71-0, and its linear formula is (CH₃)₂SO₂.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dimethyl sulfone with an assay of 98%. This product is supplied for laboratory and research use; it is not represented as USP, BP, or EP grade.
What are the safety and handling considerations for Dimethyl sulfone?
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Dimethyl sulfone is combustible and requires careful handling. Recommended personal protective equipment includes eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter. It has a flash point of 143 °C (289.4 °F).
How is Dimethyl sulfone packed, shipped, and exported?
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Tech Serve Solutions adheres to stringent quality control measures for packing, shipping, and exporting Dimethyl sulfone, ensuring product integrity and compliance with international regulations.
How can I request a quote or sample of Dimethyl sulfone?
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To request a quote or sample of Dimethyl sulfone, please contact our sales team through the website or direct inquiry channels provided.
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