N-Boc-2-aminoacetaldehyde is widely used in organic synthesis as a versatile building block for the preparation of various biologically active compounds. It serves as a key intermediate in the synthesis of peptides, where the Boc (tert-butoxycarbonyl) group acts as a protective group for the amine functionality, allowing selective reactions to occur at other sites of the molecule. This compound is particularly valuable in the synthesis of β-amino alcohols, which are important precursors for pharmaceuticals, including beta-blockers and other cardiovascular drugs. Additionally, it is employed in the preparation of heterocyclic compounds, such as oxazolidines and imidazoles, which have applications in medicinal chemistry and drug discovery. Its aldehyde group also makes it a useful reagent for forming Schiff bases, which are intermediates in the synthesis of various organic molecules.