Ethylene sulfite
Ethylene sulfite (CAS: 3741-38-6; C2H4O3S; MW: 108.12) is a cyclic organic sulfite. This colourless liquid, with a refractive index of n20/D 1.445, serves as a versatile building block in organic synthesis. Its chemical structure lends itself to various transformations, making it a valuable reagent for researchers and industrial chemists requiring specialised sulfur-containing compounds for novel material development and complex molecule construction.
- IUPAC
- 1,3,2-Dioxathiolan-2-oxide,Cyclic ethylene sulfite,ES,Glycol sulfite
- Synonyms
- 1,3,2-Dioxathiolan-2-oneCyclic ethylene sulfiteESGlycol sulfite
Organic Synthesis Intermediate
Ethylene sulfite is employed as a key intermediate in the synthesis of various organic compounds. Its reactivity allows for the introduction of sulfonate groups or participation in cycloaddition reactions, facilitating the construction of complex molecular architectures.
Electrolyte Additive Research
This compound has been investigated as an additive in electrolytes for electrochemical applications. Its properties may influence the performance and stability of battery systems, particularly in lithium-ion battery research.
Specialty Chemicals Development
It serves as a precursor in the development of specialised sulfur-containing chemicals. These can find applications in areas such as polymers, surfactants, and functional materials requiring specific sulfur functionalities.
| Molecular weight | 108.12 |
|---|---|
| Empirical formula | C2H4O3S |
| Assay | 98% |
| Boiling point | 159.1 °C(lit.) |
| Density | 1.426 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.445(lit.) |
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 91 °C / 195.8 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
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 Ethylene Sulfite (CAS: 3741-38-6) used for?
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Ethylene sulfite (CAS: 3741-38-6) is primarily used as a building block in organic synthesis and has been explored as an electrolyte additive in research for electrochemical applications.
What is the CAS number and formula for Ethylene Sulfite?
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The CAS number for Ethylene Sulfite is 3741-38-6, and its empirical formula is C2H4O3S.
What grade and purity does Tech Serve Solutions supply for Ethylene Sulfite?
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Tech Serve Solutions supplies Ethylene Sulfite with an assay of 98%. This product is supplied for laboratory and research purposes and is not represented as USP, BP, or EP grade.
How should Ethylene Sulfite be handled safely?
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Ethylene sulfite is a combustible liquid with a flash point of 91°C (195.8°F). Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a multi-purpose combination respirator cartridge or an ABEK type respirator filter if necessary. Refer to the safety data sheet for detailed handling instructions.
How is Ethylene Sulfite packed and shipped?
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Ethylene Sulfite is packed according to safety regulations for combustible liquids and may be shipped internationally. It is classified under NA 1993, PGIII for transport.
How can I request a quote or sample of Ethylene Sulfite?
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To request a quote or sample of Ethylene Sulfite, please contact our sales department via the website or by phone. Our team will be pleased to assist with your inquiry.
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