Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of protease inhibitors and other biologically active molecules. Its structure incorporates a protected amino group and a carboxylic acid functionality, making it valuable in peptide-like backbone construction. Commonly employed in medicinal chemistry for building blocks in drug discovery, especially in the preparation of beta-amino acids and constrained ring systems that enhance metabolic stability and binding affinity. Also utilized in solid-phase and solution-phase organic synthesis due to its compatibility with various coupling reagents and protecting group strategies.