Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the development of serotonin receptor modulators and other central nervous system agents. Its structure supports the construction of complex indole-based molecules found in bioactive compounds. Commonly employed in research settings for the preparation of tryptamine and tryptophan derivatives, which show potential in treating neurological disorders. Also utilized in the creation of fluorescent probes for biochemical assays due to its favorable electronic properties. Widely applied in medicinal chemistry for structure-activity relationship (SAR) studies involving indole scaffolds.