Used in the synthesis of biologically active compounds, particularly in pharmaceutical development. It serves as a chiral intermediate in the production of selective adrenergic receptor agonists and bronchodilators. Its fluorinated aromatic structure and stereochemistry make it valuable for optimizing drug potency and metabolic stability. Commonly employed in research settings for developing treatments targeting respiratory disorders such as asthma and chronic obstructive pulmonary disease (COPD). Also utilized in asymmetric synthesis to introduce fluorinated motifs with high enantiomeric purity.