Used in bioconjugation and surface functionalization due to its ability to form stable amide bonds with primary amines under mild conditions. The perfluorinated chain enhances solubility in fluorinated solvents and enables phase separation techniques, useful in purification processes. The PEG spacer improves water solubility and reduces non-specific binding, making it suitable for applications in bioassays and diagnostic probes. Commonly employed in the development of protein labeling reagents, targeted drug delivery systems, and immobilization of biomolecules on fluorinated surfaces. Its unique structure supports click-like reaction efficiency without requiring metal catalysts.