This chemical is primarily used in peptide synthesis as a coupling reagent. It facilitates the formation of peptide bonds between amino acids, making it essential in the production of peptides for research and pharmaceutical applications. Its high reactivity and efficiency in activating carboxyl groups make it a valuable tool in solid-phase peptide synthesis. Additionally, it is often employed in the synthesis of complex organic molecules where precise and efficient coupling reactions are required. Its stability and compatibility with various solvents further enhance its utility in organic chemistry laboratories.