Used in organic synthesis as a catalyst or reagent in fluorination reactions, particularly in the preparation of fluorinated pharmaceuticals and agrochemicals. Its trifluoroacetate counterion enhances solubility and stability in polar solvents, making it suitable for peptide modifications and labeling processes. Also employed in materials science for synthesizing functionalized polymers with improved thermal and chemical resistance. Commonly applied in research settings for developing new bioactive molecules due to its selective reactivity and compatibility with sensitive substrates.