Used as a key intermediate in the synthesis of pharmaceuticals and biologically active compounds, particularly in the development of indole-based drugs. Its protected indole structure allows selective functionalization at the nitrogen or aromatic ring, making it valuable in medicinal chemistry for constructing complex molecules such as kinase inhibitors, serotonin receptor modulators, and anti-inflammatory agents. Commonly employed in cross-coupling reactions like Suzuki or Buchwald-Hartwig due to the presence of the bromo substituent, enabling carbon-carbon and carbon-nitrogen bond formation. Also utilized in the preparation of tryptamine and tryptophan derivatives for research in neuropharmacology.