This chemical is primarily used as a key intermediate in organic synthesis, particularly in the production of sulfonamide derivatives. These derivatives are widely employed in the pharmaceutical industry for developing various drugs, including antibiotics and diuretics. Additionally, it serves as a reagent in the synthesis of dyes and pigments, contributing to the coloration of textiles and other materials. In research laboratories, it is utilized for introducing sulfonyl groups into organic molecules, facilitating the study of chemical reactions and properties. Its role in polymer chemistry is also notable, where it aids in modifying polymer structures to achieve desired characteristics.