This chemical is primarily used as a coupling reagent in peptide synthesis. It facilitates the formation of peptide bonds between amino acids, making it valuable in the production of peptides for pharmaceutical and biochemical research. Its efficiency and mild reaction conditions make it suitable for synthesizing complex peptides with high purity. Additionally, it is employed in organic synthesis for activating carboxylic acids, enabling the formation of amides, esters, and other derivatives. Its stability and reactivity under various conditions contribute to its widespread use in laboratory settings for constructing biologically active molecules.