Used primarily as an intermediate in the synthesis of various organic compounds, particularly in the production of dyes and pigments. It plays a key role in creating colorants for textiles, inks, and coatings, offering stability and vibrancy to the final products. Additionally, it is utilized in the development of pharmaceutical agents, where it serves as a building block for active ingredients in certain medications. Its sulfonyl group enhances the chemical's reactivity, making it valuable in organic synthesis and industrial applications.