1,2-Bis(phenylsulfonyl)ethane is primarily used as a key intermediate in organic synthesis, particularly in the preparation of various pharmaceuticals and agrochemicals. Its structure allows it to act as a versatile building block for constructing complex molecules. In medicinal chemistry, it is often employed in the development of compounds with potential therapeutic properties, such as anti-inflammatory and anticancer agents. Additionally, it serves as a reagent in cross-coupling reactions, facilitating the formation of carbon-carbon bonds, which are crucial in synthesizing diverse organic compounds. Its stability and reactivity make it valuable in research and industrial applications for creating specialized chemicals.