Primarily used in peptide synthesis, this compound serves as a protected form of L-4-chlorophenylalanine. It is essential in the production of custom peptides for research and pharmaceutical development, ensuring the amino acid remains stable during reactions. Its application extends to the study of enzyme inhibitors and receptor ligands, where it helps in understanding biological interactions. Additionally, it is utilized in the synthesis of bioactive molecules, contributing to drug discovery and the development of therapeutic agents.