Methyl Z-L-Alaninamide is primarily used in peptide synthesis as a protecting group for amino acids. It helps to prevent unwanted reactions at the amino group during the formation of peptide bonds, ensuring the desired sequence and structure of the peptide. This compound is particularly valuable in the production of complex peptides and proteins for research and pharmaceutical applications. Additionally, it plays a role in the development of bioactive peptides, which are used in drug discovery and therapeutic treatments. Its stability and ease of removal make it a preferred choice in organic and medicinal chemistry workflows.