Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of centrally acting agents due to its ability to cross the blood-brain barrier. Its structural motif is valuable in medicinal chemistry for designing enzyme inhibitors and receptor modulators. Commonly employed in research settings for optimizing pharmacokinetic properties of drug candidates, especially those targeting neurological disorders. Also utilized in the preparation of bioactive molecules where a constrained tertiary amine is required for activity.