This compound is primarily utilized in organic synthesis as a building block for more complex molecules. Its structure, featuring a bromine atom, makes it a valuable intermediate in various chemical reactions, particularly in the development of pharmaceuticals and agrochemicals. The bromine atom can undergo substitution reactions, allowing for the introduction of other functional groups, which is essential in creating active ingredients for drugs and pesticides. Additionally, its isobenzofuranone core is often exploited in the synthesis of heterocyclic compounds, which are important in medicinal chemistry for their diverse biological activities. Researchers also explore its potential in material science, particularly in the development of organic electronic materials due to its conjugated system.