Used in organic synthesis as a versatile building block for creating complex molecules. It serves as an intermediate in the production of pharmaceuticals, particularly in the development of antiviral and anticancer drugs. Its structure is valuable in synthesizing lactones and other heterocyclic compounds, which are essential in medicinal chemistry. Additionally, it finds application in the preparation of fine chemicals and agrochemicals, contributing to the development of pesticides and herbicides. Its reactivity and functional groups make it useful in polymer chemistry for modifying materials and enhancing their properties.