This compound is primarily used in organic synthesis as a versatile intermediate for the preparation of more complex molecules. Its structure, featuring a pyrrolidine ring and a sulfonate ester group, makes it suitable for various chemical transformations, particularly in the development of pharmaceuticals and bioactive compounds. The tert-butyloxycarbonyl (Boc) protecting group allows for selective deprotection, enabling controlled reactions in multi-step syntheses. Additionally, the methylsulfonyloxy (mesylate) group serves as a good leaving group, facilitating nucleophilic substitution reactions to introduce new functional groups. This chemical is often employed in the synthesis of alkaloids, peptidomimetics, and other nitrogen-containing heterocycles, which are essential in drug discovery and medicinal chemistry.