Used primarily as a key intermediate in the synthesis of pharmaceuticals and biologically active compounds, especially in the development of indole-based drug candidates. Its structure supports the creation of complex heterocyclic systems common in medicinal chemistry. It is also employed in research settings for the preparation of fluorescent probes and imaging agents due to the inherent photophysical properties of the indole scaffold. Additionally, it serves as a building block in agrochemicals for designing new pesticides and plant growth regulators. The presence of bromine atoms allows for further functionalization via cross-coupling reactions, making it valuable in combinatorial chemistry and high-throughput screening libraries.