This compound, in its hydrochloride salt form, is primarily utilized in the pharmaceutical industry as a chiral intermediate in the synthesis of various active pharmaceutical ingredients (APIs). It plays a crucial role in the development of drugs targeting neurological and psychiatric disorders, particularly those involving the modulation of neurotransmitter systems such as serotonin and norepinephrine. Its structural properties, including the (S)-configuration and the 4-fluoro-2-methylphenyl moiety, make it a valuable building block for creating molecules with potential therapeutic effects in conditions like depression, anxiety, and other central nervous system (CNS)-related ailments. Additionally, it is employed in research and development to explore novel drug candidates with improved efficacy and safety profiles. The HCl salt enhances its stability and solubility for synthetic applications.