Widely used as a selective fluorinating agent in organic synthesis, particularly in the preparation of fluorinated pharmaceuticals and agrochemicals. It is effective for converting alcohols to alkyl fluorides and for replacing hydroxyl groups with fluorine in sugar derivatives and nucleosides, which is valuable in medicinal chemistry. Its mild reactivity allows for good functional group tolerance, making it suitable for complex molecules. Also employed in deprotection steps in peptide and oligonucleotide synthesis due to its ability to cleave certain protecting groups under controlled conditions. Additionally, it serves as a fluorine source in industrial processes requiring safe and stable handling of hydrogen fluoride equivalents.