Z-DL-Pro-OH is widely used in peptide synthesis as a building block for creating complex peptide structures. Its role as a protected form of proline allows for controlled incorporation into peptide chains, ensuring the desired sequence and functionality. This compound is particularly valuable in the production of bioactive peptides and pharmaceutical intermediates, where precise structural integrity is crucial. Additionally, it finds application in research and development for studying peptide interactions, enzyme mechanisms, and protein folding. Its stability and compatibility with various synthetic methods make it a versatile tool in both academic and industrial settings.