1-Boc-azetidine-3-carboxylic acid is widely used in organic synthesis, particularly in the pharmaceutical industry. It serves as a key intermediate in the preparation of various bioactive compounds and drug candidates. The Boc (tert-butoxycarbonyl) protecting group in the molecule allows for selective reactions, making it valuable in peptide synthesis and the development of protease inhibitors. Additionally, it is utilized in the construction of azetidine-containing scaffolds, which are important in medicinal chemistry due to their role in enhancing drug potency and metabolic stability. Its application extends to the synthesis of small molecules targeting neurological disorders, cancer, and infectious diseases.