Exo-Tropine-3-thiol Hydrochloride is primarily utilized in the field of medicinal chemistry and pharmacology for its role as a key intermediate in the synthesis of various biologically active compounds. It is particularly significant in the development of anticholinergic agents, which are used to treat a range of conditions such as Parkinson's disease, motion sickness, and certain gastrointestinal disorders. The compound's structure allows it to interact with muscarinic acetylcholine receptors, making it valuable for creating drugs that modulate these receptors. Additionally, it is employed in research settings to study the mechanisms of action of tropane alkaloids and their derivatives, contributing to the advancement of therapeutic strategies for neurological and psychiatric disorders.