Propylene carbonate, also known as 1,2-propanediol carbonate, is a chemical compound with the formula C4H6O3. It is a colorless, odorless liquid that is soluble in water and has a high boiling point. Propylene carbonate is commonly used as a solvent and as an electrolyte in lithium batteries. It is also utilized in various industrial applications such as paints, coatings, adhesives, and plastics due to its excellent solvency properties.