Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of protease inhibitors and other biologically active molecules. Its cyclopropane backbone with defined stereochemistry makes it valuable for constructing rigid, three-dimensional structures in drug design. The tert-butyl carbamate (Boc) group allows for easy protection and deprotection of the amine functionality, enabling stepwise assembly in peptide-like synthesis. Commonly employed in medicinal chemistry for optimizing metabolic stability and binding affinity in small-molecule therapeutics.