Vinylene Carbonate (CAS 872-36-6) is a chemical compound with a molecular formula of C3H2O3 and a molecular weight of 86.05. It is typically a colorless to pale yellow liquid with a boiling point of 162°C and a melting point range of 19-22°C. Its high purity, often specified as 99.5%min, makes it a sought-after material in various advanced industrial applications.

Primarily, Vinylene Carbonate is recognized for its critical role as an additive in lithium battery electrolytes. Its ability to form a stable solid-electrolyte interphase (SEI) on electrode surfaces significantly enhances battery cycling performance, safety, and lifespan. This is crucial for portable electronics and electric vehicles that demand reliable energy storage. Beyond batteries, Vinylene Carbonate serves as a versatile organic synthesis intermediate. Its reactive nature allows it to be a building block for producing functionalized organic compounds, polymers, and pharmaceutical intermediates. The compound is also utilized in electrochemical capacitors and for formulating surface coatings and adhesives.

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