Benzyl cyanoformate is primarily used in organic synthesis as a versatile reagent, particularly in the preparation of protected amino acids and peptides. It acts as a protecting group for amines, enabling selective reactions in complex molecular structures. This compound is also employed in the synthesis of pharmaceuticals, where it helps in the controlled release of active ingredients. Additionally, it finds application in the production of agrochemicals, contributing to the development of pesticides and herbicides. Its reactivity and stability make it a valuable tool in constructing intricate organic molecules.