This compound is primarily used as a reducing agent in various chemical reactions, particularly in organic synthesis. It is effective in dehalogenation processes, where it helps remove halogen atoms from organic molecules, making it valuable in the production of pharmaceuticals and fine chemicals. Additionally, it is employed in the preparation of sulfinate esters, which are intermediates in the synthesis of other organic compounds. Its reducing properties also find applications in polymer chemistry, where it aids in controlling polymerization reactions. Furthermore, it is utilized in some specialized industrial processes that require mild and selective reducing agents.