Cyclopropyl(naphthalen-1-yl)methanamine hydrochloride is primarily used in pharmaceutical research and development, particularly in the synthesis of novel drug compounds. Its structure makes it a valuable intermediate in the creation of molecules that target neurological disorders, such as depression, anxiety, and other mood-related conditions. The cyclopropyl and naphthalene groups contribute to its ability to interact with specific receptors in the brain, making it a key component in the design of selective serotonin reuptake inhibitors (SSRIs) or other receptor modulators. Additionally, it is explored for its potential in developing treatments for chronic pain and inflammation due to its unique chemical properties that allow it to bind to certain enzymes or proteins involved in these processes. Researchers also investigate its use in creating bioactive compounds for cancer therapy, leveraging its structural features to enhance drug efficacy and selectivity.