Used as a fluorescent probe in biochemical research to study enzyme activities and detect metal ions due to its strong fluorescence properties. Applied in organic synthesis as a building block for creating more complex coumarin derivatives with potential biological activities. Explored in medicinal chemistry for its antioxidant properties, which may contribute to the development of therapeutic agents for oxidative stress-related diseases. Utilized in material science for developing fluorescent dyes and sensors due to its photostability and emission characteristics. Investigated for its potential use in sunscreen formulations, as it can absorb UV light and protect skin from harmful radiation. Studied in environmental science for detecting pollutants and monitoring water quality through its interaction with specific contaminants.