Used as a versatile building block in organic synthesis, particularly in the preparation of heterocycles and complex organic molecules. It serves as a key reagent in multicomponent reactions, such as the Ugi reaction, enabling the efficient synthesis of peptide-like structures and other bioactive compounds. Its isocyanide functional group allows for the formation of carbon-nitrogen bonds, making it valuable in the development of pharmaceuticals and agrochemicals. Additionally, it is employed in the synthesis of natural products and in the modification of biomolecules for research purposes.