This chemical is primarily utilized in the field of biochemistry and molecular biology as a fluorescent labeling reagent. It is often employed to tag proteins, peptides, and other biomolecules for detection and analysis in various assays. Its strong fluorescence properties make it suitable for use in fluorescence microscopy, flow cytometry, and other imaging techniques. Additionally, it is used in the development of diagnostic tools and research applications where precise tracking and visualization of biological molecules are required. Its stability and reactivity with specific functional groups in biomolecules enhance its effectiveness in these applications.