7-Bromooxindole is widely used as an intermediate in the synthesis of biologically active compounds, particularly in pharmaceutical research. It serves as a key building block in the development of kinase inhibitors, which are important in cancer therapy. Its structure allows for selective functionalization, making it valuable in the preparation of indole-based drugs that target neurological disorders and inflammatory conditions. Additionally, it is employed in the creation of novel compounds for use in medicinal chemistry and drug discovery programs due to its favorable reactivity in cross-coupling reactions.