Used primarily in organic synthesis as a reagent for introducing thiol groups into molecules, it plays a crucial role in the modification of proteins and peptides. This compound is also employed in the preparation of self-assembled monolayers on gold surfaces, which are essential in nanotechnology and biosensor development. Additionally, it serves as a stabilizer in certain polymer formulations, enhancing their durability and resistance to degradation. In pharmaceutical research, it is utilized to create drug conjugates, improving drug delivery systems and targeting efficiency. Its ability to form disulfide bonds makes it valuable in the study of protein folding and stability.