This chemical is primarily utilized in organic synthesis as a protective group for amino acids. It is particularly effective in peptide synthesis, where it helps to protect the amino group during the formation of peptide bonds. This ensures that the amino acid reacts selectively at the carboxyl group, preventing unwanted side reactions. Additionally, it is used in the preparation of complex organic molecules, where the tert-butyl ester group provides stability and can be easily removed under mild acidic conditions. Its application extends to the development of pharmaceuticals and bioactive compounds, where precise control over molecular structure is crucial.