Used primarily as an intermediate in organic synthesis, particularly in the preparation of heterocyclic compounds and pharmaceuticals. It serves as an ester equivalent in reactions where selective amidation or esterification is required. Its reactivity makes it valuable in the synthesis of imidate derivatives, which are key building blocks for nitrogen-containing molecules. Commonly employed in the development of active pharmaceutical ingredients (APIs) due to its ability to facilitate carbon-nitrogen bond formation under mild conditions. Also utilized in research settings for modifying peptide structures and synthesizing analogs with enhanced biological activity.