Pentyl isocyanate is primarily used in the synthesis of various organic compounds, particularly in the production of carbamates and ureas, which are important in agrochemicals and pharmaceuticals. It serves as a key intermediate in the development of pesticides and herbicides, contributing to effective crop protection. Additionally, it is utilized in the manufacture of specialty chemicals, including polymers and coatings, where it imparts specific properties such as durability and resistance. In research, it is employed as a reagent in organic synthesis to introduce the isocyanate functional group into target molecules. Its reactivity makes it valuable in creating compounds with tailored functionalities for industrial and scientific applications.