Z-Ala-Trp-OH is primarily utilized in peptide synthesis and research applications. It serves as a building block for constructing more complex peptides, particularly in studies involving enzyme substrates, receptor ligands, or bioactive peptide design. Its structure, incorporating alanine and tryptophan residues, makes it valuable for investigating peptide-protein interactions and conformational studies. Additionally, it is used in the development of pharmaceutical compounds, where its specific sequence can influence biological activity or stability. In biochemical research, Z-Ala-Trp-OH aids in understanding peptide behavior under various conditions, contributing to advancements in drug discovery and peptide-based therapeutics.