Used in pharmaceutical research as an intermediate in the synthesis of biologically active compounds, particularly in the development of serotonin receptor modulators. Its fluorinated indole structure makes it valuable for optimizing drug potency and metabolic stability. Commonly employed in medicinal chemistry for constructing novel analogs in central nervous system (CNS) drug discovery programs. Also utilized in the preparation of fluorescent probes and imaging agents due to the inherent photophysical properties of the indole scaffold.