Widely used in pharmaceutical synthesis, this compound serves as a key intermediate in the development of biologically active molecules. Its protected amine group allows for selective reactions in multi-step organic syntheses, particularly in the construction of nitrogen-containing heterocycles. The Boc-protected isoindoline scaffold is valuable in medicinal chemistry for designing protease inhibitors, kinase inhibitors, and other targeted therapies. It is also employed in the preparation of functionalized isoindoline derivatives for use in drug discovery programs, where controlled deprotection enables further derivatization. Additionally, it supports solid-phase synthesis and combinatorial chemistry approaches for high-throughput screening of potential drug candidates.