This chemical is primarily utilized as a fluorescent labeling reagent in biochemical and analytical research. It is particularly effective for tagging amino acids, peptides, and proteins due to its strong fluorescence properties. The compound is often employed in high-performance liquid chromatography (HPLC) and capillary electrophoresis for sensitive detection and quantification of biomolecules. Its nitro group enhances its reactivity, making it suitable for derivatization processes. Additionally, it is used in fluorescence microscopy and imaging studies to visualize and track specific molecules within biological systems. Its stability and bright fluorescence make it a valuable tool in studying molecular interactions and cellular processes.