tert-Butyl 7-amino-1,2,4,5-tetrahydrobenzo[d]azepine-3-carboxylate is used as an intermediate in the synthesis of benzoazepine-containing compounds, commonly found in bioactive agents, especially in pharmaceutical research related to the central nervous system, such as antidepressants, anxiolytics, or antipsychotics. The amino group at position 7 enables diverse further reactions, such as forming amide or urea bonds, to tailor pharmacological properties. The tert-butyl ester group improves solubility in organic solvents and serves as a protecting group for the carboxylate during synthesis, which can be deprotected later as needed. Its azepine core supports the creation of bioactive molecules with potential applications in treating neurological disorders. Commonly employed in medicinal chemistry for constructing complex heterocyclic systems in drug candidates. Suitable for research into serotonin or dopamine receptor modulators. Also utilized in the preparation of protease inhibitors and other therapeutic agents requiring fused nitrogen-containing rings.