3-Methylazepan-4-ol hydrochloride is primarily utilized in the field of medicinal chemistry and pharmaceutical research. It serves as a key intermediate in the synthesis of various bioactive compounds and potential drug candidates. Its structural features make it valuable for developing molecules that target neurological disorders, particularly those involving the central nervous system. Researchers explore its derivatives for their potential therapeutic effects, such as modulating neurotransmitter activity or acting as ligands for specific receptors. Additionally, it may be employed in the study of pharmacokinetics and drug metabolism to understand its behavior in biological systems. Its application extends to the development of novel treatments for conditions like anxiety, depression, and other CNS-related diseases.