vinyl sulfite
Pharmaceutical Materials 2025-03-02
Molecular Formula: C2H4O3S
Molecular Weight: 108.12 g/mol
Appearance: Chemical compound, may exist in various forms based on its preparation and application。
Usage: Used in chemical synthesis and as an intermediate in the production of other chemicals.
Vinyl sulfite, also known as ethylene sulfite or vinyl ethylene sulfite, is an organic sulfur compound with the chemical formula C2H4O3S. It features a vinyl group (-CH=CH2) and a sulfite group (-OSO2OH). This compound has gained attention due to its potential applications as an additive in propylene carbonate-based electrolytes for lithium-ion batteries, enhancing battery performance. Vinyl sulfite is also used as an intermediate in the synthesis of other chemicals, such as rubber additives and surfactants. Its reactivity, including susceptibility to ring-opening polymerization and addition reactions, allows for versatile chemical transformations.
| Property | Value |
|---|---|
| Chemical Name | Vinyl Sulfite (Ethylene Sulfite) |
| CAS Number | 3741-38-6 |
| Molecular Formula | C2H4O3S |
| Molecular Weight | 108.12 g/mol |
| Physical Properties | – |
| Appearance | Colorless to pale yellow liquid |
| Odor | Stimulating |
| Solubility | Soluble in water and miscible with various organic solvents |
| Stability | Unstable to heat, decomposes to sulfurous acid and ethanol upon exposure to water |
| Chemical Properties | Reactive, prone to ring-opening polymerization and addition reactions |
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