2-Cyclopropylethylamine is primarily used as a building block in organic synthesis, particularly in the pharmaceutical industry. It serves as a key intermediate in the production of various bioactive compounds and drugs. Its cyclopropyl group imparts unique steric and electronic properties, making it valuable in the development of molecules with specific biological activities. This compound is often employed in the synthesis of potential therapeutic agents, including those targeting neurological disorders, cardiovascular diseases, and infections. Additionally, it is utilized in the creation of ligands for catalysis and in the study of structure-activity relationships in medicinal chemistry. Its versatility also extends to agrochemical research, where it aids in the development of new pesticides and herbicides.