Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of serotonin receptor modulators and other central nervous system agents. Its structure supports the construction of complex indole-based molecules with biological activity. Commonly employed in research settings for the preparation of analogs in medicinal chemistry programs targeting neurological disorders and inflammation. Also utilized in the creation of fluorescent probes due to the indole core’s photophysical properties, enabling applications in bioimaging and molecular sensing.