Used as an intermediate in the synthesis of pharmaceutical compounds, particularly in the development of nitrogen-containing heterocyclic structures such as alkaloids or bioactive agents. The trifluoromethylsulfonyloxy group acts as an excellent leaving group, enabling efficient nucleophilic substitution reactions to form new bonds with various nucleophiles. Its structure allows for selective functionalization in ring systems, making it valuable in medicinal chemistry for building complex molecules. Commonly employed in reactions where controlled ring formation or protection of amine functionalities is required. Also utilized in research settings for developing new synthetic pathways involving dihydropyridine derivatives.