Isoindoline is widely used in the synthesis of organic compounds, particularly in the development of pharmaceuticals and agrochemicals. Its structure serves as a key building block for creating various biologically active molecules, including inhibitors and receptor modulators. In the pharmaceutical industry, it is employed to develop drugs targeting neurological disorders, cardiovascular diseases, and cancer due to its ability to interact with specific biological pathways. Additionally, isoindoline derivatives are utilized in the production of dyes and pigments, offering stability and vibrant colors for industrial applications. Its versatility also extends to material science, where it is incorporated into polymers and coatings to enhance durability and performance.