Butylurea is primarily used as an intermediate in the synthesis of various pharmaceuticals and agrochemicals. It plays a key role in the production of herbicides and fungicides, helping to protect crops from pests and diseases. Additionally, it is utilized in the development of certain drugs, particularly those targeting the central nervous system, due to its ability to modify biological activity. In industrial applications, butylurea serves as a stabilizer or additive in chemical processes, ensuring the consistency and efficiency of reactions. Its versatility in organic synthesis makes it a valuable compound in both research and manufacturing settings.