Benzenesulfinic acid sodium salt
Benzenesulfinic acid sodium salt (CAS: 873-55-2; Formula: C6H5SO2Na; MW: 164.16) is a white to off-white crystalline powder. It is freely soluble in water and typically supplied with an assay of 98%. This compound serves as a valuable reagent in organic synthesis, particularly for the preparation of various sulfone derivatives through reactions involving organic halides and related coupling processes. Its consistent quality and solubility make it a reliable choice for chemical research and development.
- IUPAC
- Sodium benzenesulfinate
Synthesis of Sulfones
Benzenesulfinic acid sodium salt is employed in the synthesis of sulfones. It reacts with organic halides, often in higher alcohols or diols as solvents, to form the desired sulfone products.
Aryl Sulfone Synthesis
This compound is used in the preparation of aryl sulfones via copper-catalyzed cross-coupling reactions with boronic acids, offering a route to important aromatic sulfur-containing compounds.
Vinyl Sulfone Synthesis
It can be utilized in the synthesis of vinyl sulfones through reactions with vicinal dibromides, expanding its utility in creating unsaturated sulfur compounds.
| Molecular weight | 164.16 |
|---|---|
| Linear formula | C6H5SO2Na |
| Assay | 98% |
| Solubility | Freely Soluble in Water |
| Contains / stabiliser | Moisture 10.0 % |
| Impurities tested | ≤2% water |
| Application | Benzenesulfinic acid sodium salt has been used in synthesis of sulfones by reaction of organic halides and sodium benzenesulfinate using higher alcohols or diols as solvents1.It was also used in the synthesis of aryl sulfones via copper-catalyzed cross-coupling with boronic acids2 and vinyl sulfones via reaction with vicinal dibromides3. |
| Melting point | >300 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| 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.
| Ph Range | 6.0 - 7.5 |
|---|---|
| Description | White to off white crystalline powder |
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 Benzenesulfinic acid sodium salt used for?
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Benzenesulfinic acid sodium salt is primarily used as a reagent in organic synthesis for the preparation of sulfones, including aryl sulfones and vinyl sulfones.
What is the CAS number and molecular formula for Benzenesulfinic acid sodium salt?
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The CAS number is 873-55-2, and the molecular formula is C6H5SO2Na.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Benzenesulfinic acid sodium salt with a minimum assay of 98%. This product is not intended for pharmaceutical, food, or any other regulated use unless explicitly stated otherwise.
What are the safety and handling precautions for Benzenesulfinic acid sodium salt?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Use a type N95 (US) or type P1 (EN143) respirator filter if dust is generated. Avoid contact with eyes and skin.
How is Benzenesulfinic acid sodium salt packed and shipped?
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This chemical is typically supplied as a white to off-white crystalline powder and is available for export globally by Tech Serve Solutions.
How can I request a quote or sample of Benzenesulfinic acid sodium salt?
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Please contact our sales team through the website to request a quotation or to arrange for a sample.
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