Used as a key chiral intermediate in the synthesis of pharmaceutical agents, particularly in the development of angiotensin II receptor antagonists for the treatment of hypertension. Its structural features allow for selective binding and improved metabolic stability in active drug compounds. The Boc-protected amine and carboxylic acid functionalities enable stepwise peptide-like coupling, making it valuable in multi-step organic synthesis for constructing complex bioactive molecules. The cyano and dimethylphenyl groups contribute to lipophilicity and target affinity, enhancing the pharmacokinetic profile of the final drug substance.