Cbz-Glycine hydrazide is primarily utilized in peptide synthesis and organic chemistry research. It serves as a protective group for amino acids, particularly in the synthesis of peptides, where it helps prevent unwanted reactions during the formation of peptide bonds. The compound is also employed in the preparation of hydrazide derivatives, which are valuable intermediates in the development of pharmaceuticals and bioactive molecules. Additionally, it finds application in the study of enzyme inhibitors and the modification of proteins, aiding in the exploration of biochemical pathways and therapeutic targets. Its stability and reactivity make it a useful tool in the design and synthesis of complex organic molecules.