Used primarily as a dye intermediate in the textile industry, particularly for producing bordeaux or red-purple dyes on silk and cotton fabrics, it helps in creating vibrant and long-lasting colors. It is also employed in the synthesis of certain azo dyes, which are widely used for coloring paper, leather, and other materials. Additionally, it serves as a reagent in chemical research for studying reactions and developing new compounds. Its application extends to the production of pigments and inks, ensuring high-quality and durable prints.