Used primarily as a key chiral intermediate in the synthesis of pharmaceutical agents, particularly in the production of β-adrenergic receptor agonists. Its structural configuration supports high selectivity in drug targeting, making it valuable in treatments for respiratory conditions such as asthma and chronic obstructive pulmonary disease (COPD). The compound's hydroxyl and amino functional groups allow for efficient coupling in multi-step synthetic routes, enhancing the yield and purity of active pharmaceutical ingredients. Additionally, its stability as a hydrochloride salt facilitates handling and storage during industrial-scale manufacturing.