This chemical is widely used in the dye and pigment industry as an intermediate for the synthesis of azo dyes. It plays a crucial role in producing vibrant and stable colorants for textiles, paper, and leather. Additionally, it is utilized in the manufacturing of fluorescent whitening agents, which enhance the brightness of materials like detergents and plastics. Its sulfonic acid groups make it highly water-soluble, ensuring effective incorporation into aqueous dye formulations. The compound is also explored in research for developing advanced materials with specific optical properties.