Used as a chiral building block in pharmaceutical synthesis, particularly in the production of bioactive molecules and active pharmaceutical ingredients (APIs) where stereochemistry plays a critical role. Its cyclic ketal structure provides stability under various reaction conditions, making it suitable for use in multi-step organic syntheses. The primary amine group allows for easy functionalization, enabling coupling reactions with carboxylic acids, aldehydes, or other electrophiles to form amides, imines, or heterocycles. Commonly employed in the development of antiviral, antibacterial, and central nervous system agents due to its favorable conformational and steric properties. Also utilized in asymmetric synthesis as a protected form of a 1,3-diols precursor after deprotection.