Used primarily in peptide synthesis as a protecting group for the amino acid D-threonine. It helps prevent unwanted reactions at the amino group during the formation of peptide bonds. This chemical is crucial in the production of complex peptides and proteins, ensuring the correct sequence and structure are maintained. It is also utilized in biochemical research to study peptide interactions and functions. Additionally, it aids in the development of pharmaceuticals, particularly in the synthesis of peptide-based drugs, ensuring high purity and efficacy.