Used primarily as an intermediate in the synthesis of azo dyes, this compound plays a crucial role in the production of vibrant and stable colorants for textiles, inks, and pigments. Its sulfonic acid group enhances solubility in water, making it suitable for dyeing processes in aqueous solutions. Additionally, it is utilized in the development of specialty chemicals for the paper and leather industries, where consistent and high-quality coloration is essential. Its structural properties also make it a valuable component in research and development of new dye formulations and organic compounds.