Used as an intermediate in the synthesis of pharmaceuticals, particularly in the development of central nervous system (CNS) active agents. It plays a role in the production of certain antidepressants and antipsychotic drugs due to its ability to modify aromatic ring properties, enhancing metabolic stability and receptor binding. Also utilized in the preparation of chiral compounds for asymmetric synthesis. Its fluorinated structure improves lipophilicity and bioavailability in drug candidates, making it valuable in medicinal chemistry research.