DL-Homophenylalanine is utilized in the synthesis of various pharmaceutical compounds, particularly in the development of drugs targeting neurological disorders. It serves as a key intermediate in the production of enzyme inhibitors and receptor modulators, which are critical in treating conditions like Parkinson's disease and depression. Additionally, it is employed in peptide research, aiding in the creation of novel peptides with potential therapeutic applications. Its role in chiral resolution processes also makes it valuable in producing enantiomerically pure substances for medicinal chemistry.