This chemical is primarily utilized in peptide synthesis as a protected form of aspartic acid. The methoxy groups act as protecting groups, preventing unwanted reactions at the carboxyl and side chain carboxylate during the peptide coupling process. It is particularly useful in solid-phase peptide synthesis (SPPS) where selective deprotection and coupling steps are crucial. Its application ensures the accurate and efficient formation of peptide bonds, especially in the synthesis of complex peptides or proteins. Additionally, it finds use in research and development for creating peptide-based drugs, biomaterials, and other bioactive compounds. Its stability and ease of handling make it a preferred choice in organic and medicinal chemistry laboratories.