Cbz-D-Homoserine is widely used in peptide synthesis as a protective group for amino acids. It helps in the selective protection of the amino group, ensuring that specific reactions occur without interference. This compound is particularly valuable in the synthesis of complex peptides and proteins, where precise control over the reaction sequence is crucial. Additionally, it is utilized in the development of pharmaceutical intermediates, contributing to the production of drugs with enhanced efficacy and stability. Its role in organic synthesis also extends to the creation of chiral molecules, which are essential in the manufacture of various bioactive compounds.