Boc-D-Ala-NH2 is widely used in peptide synthesis as a building block for creating custom peptides. It serves as a protected form of D-alanine, ensuring selective reactions during the peptide chain assembly. The Boc (tert-butoxycarbonyl) group acts as a protective shield for the amino group, preventing unwanted side reactions. This compound is particularly valuable in producing peptides with specific sequences or structures, especially in pharmaceutical research and drug development. Its application extends to the study of enzyme-substrate interactions and the development of bioactive peptides for therapeutic purposes. Additionally, it is employed in the synthesis of peptidomimetics, which mimic the function of natural peptides, aiding in the design of novel drugs with enhanced stability and efficacy.