Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of serotonin receptor modulators and other neuroactive agents. Its structure supports the construction of complex indole-based molecules with potential activity in central nervous system disorders. Commonly employed in medicinal chemistry for derivatization to enhance binding affinity and selectivity in drug candidates. Also utilized in research settings to develop fluorescent probes and biochemical tools due to the indole core’s favorable photophysical properties.