Cyclopropyl isothiocyanate is primarily utilized in organic synthesis as a versatile building block for the creation of various heterocyclic compounds. Its reactive isothiocyanate group enables it to participate in cycloaddition reactions, forming structures that are valuable in pharmaceutical research. This compound is particularly useful in the development of potential drug candidates, especially those targeting enzymes or receptors where the cyclopropyl group can enhance binding affinity or metabolic stability. Additionally, it finds application in agrochemical research for synthesizing novel pesticides or herbicides, leveraging its ability to modify biological activity. Its role in material science is also notable, where it can be incorporated into polymers or coatings to impart specific chemical properties.