Used as a reagent in organic synthesis, particularly in Wittig reactions to introduce fluoromethyl groups into carbonyl compounds. This enables the preparation of fluorinated organic molecules, which are important in pharmaceutical and agrochemical industries due to their enhanced metabolic stability, bioavailability, and binding selectivity. Commonly employed in the synthesis of fluorinated analogs of natural products and bioactive compounds. Also useful in the development of radiotracers when combined with fluorine-18 for positron emission tomography (PET) imaging. Its solid form and stability make it convenient for storage and handling in laboratory settings.