Used as a key intermediate in the synthesis of fluorinated pharmaceuticals, particularly in the development of central nervous system agents and antidepressant drugs. Its structure allows for selective functionalization, making it valuable in creating bioactive molecules with improved metabolic stability. Commonly employed in the preparation of serotonin reuptake inhibitors and other neuroactive compounds where fluorine substitution enhances blood-brain barrier penetration. Also utilized in the production of agrochemicals and fluorescent probes due to its reactivity and electronic properties.