Used primarily as an intermediate in the synthesis of pharmaceuticals, particularly in the development of active pharmaceutical ingredients (APIs) requiring selective amine protection. Its structure allows for controlled reactivity in multi-step reactions, making it valuable in creating complex molecules with high purity. Commonly employed in the preparation of enzyme inhibitors and receptor agonists/antagonists due to the stability and steric profile of the tert-butyl carbamate group. Also utilized in medicinal chemistry for constructing nitrogen-containing heterocycles and in the design of prodrugs where controlled release of amine functionality is required.