Bis(phenylsulfonyl)methane
Bis(phenylsulfonyl)methane (CAS 3406-02-8) is an organic sulfur compound with the linear formula (C<sub>6</sub>H<sub>5</sub>SO<sub>2</sub>)<sub>2</sub>CH<sub>2</sub> and a molecular weight of 296.36 g/mol. This chemical serves as a valuable building block in organic synthesis. Its primary utility lies in its role as a precursor or intermediate in the creation of more complex molecular structures within research and development settings. TSS supplies this compound with a high purity assay.
- IUPAC
- Methylenebis(phenyl sulfone)
- Synonyms
- Methylenebis(phenyl sulfone)

Organic Synthesis Intermediate
Bis(phenylsulfonyl)methane functions as a key intermediate in various organic synthetic pathways. It can be employed in reactions to introduce specific functional groups or to construct carbon skeletons.
Sulfone Chemistry Reagent
As a sulfone compound, it is useful in studies and applications involving sulfur-containing functional groups. Its structure allows for participation in reactions characteristic of diaryl sulfones.
Research and Development
This compound is utilized in academic and industrial research laboratories for the development of novel materials and chemical entities. Its predictable reactivity makes it a reliable component in experimental designs.
| Molecular weight | 296.36 |
|---|---|
| Linear formula | (C6H5SO2)2CH2 |
| Assay | ≥97.0% (HPLC) |
| Melting point | 119-121 °C(lit.)119-121 °C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 Bis(phenylsulfonyl)methane used for?
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Bis(phenylsulfonyl)methane is primarily used as a building block and intermediate in organic synthesis and research and development for creating new chemical entities.
What is the CAS number and chemical formula for Bis(phenylsulfonyl)methane?
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The CAS number is 3406-02-8, and the linear chemical formula is (C<sub>6</sub>H<sub>5</sub>SO<sub>2</sub>)<sub>2</sub>CH<sub>2</sub>.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Bis(phenylsulfonyl)methane with an assay of ≥97.0% (HPLC). This product is not supplied as USP, BP, or EP grade.
How should Bis(phenylsulfonyl)methane be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. Refer to the Safety Data Sheet (SDS) for detailed handling instructions.
Is Bis(phenylsulfonyl)methane a controlled substance?
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Based on the provided data, Bis(phenylsulfonyl)methane is not classified as a controlled substance.
How is Bis(phenylsulfonyl)methane packed and shipped?
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Bis(phenylsulfonyl)methane is carefully packed to ensure integrity during transit and is available for global export by Tech Serve Solutions.
How can I request a sample or quote for Bis(phenylsulfonyl)methane?
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To request a sample or a quote, please contact the Tech Serve Solutions sales team via our website or by phone, providing the product name and CAS number (3406-02-8).
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