Boc-N-Ethylglycine is widely used in peptide synthesis as a building block for creating custom peptides. Its Boc (tert-butoxycarbonyl) protecting group ensures selective reactions during peptide chain assembly, preventing unwanted side reactions. This compound is particularly valuable in medicinal chemistry for developing peptide-based drugs, where its ethyl group can influence the peptide's stability, solubility, and biological activity. Additionally, it is employed in research to study peptide interactions and modifications, aiding in the design of therapeutic agents targeting specific diseases. Its versatility makes it a key component in organic synthesis and biochemical studies.