This chemical is primarily utilized in the synthesis of various organic compounds, particularly in the field of peptide chemistry. It acts as a coupling agent, facilitating the formation of peptide bonds between amino acids during solid-phase peptide synthesis. Its thioanhydride group is reactive and enables efficient condensation reactions, making it valuable for producing peptides with high purity and yield. Additionally, it is employed in the preparation of functionalized polymers and materials, where its reactive properties allow for the incorporation of specific chemical groups into polymer chains. Its application extends to the development of drug delivery systems, where it can be used to create biodegradable and biocompatible polymers tailored for controlled release of therapeutic agents.