Used as a key intermediate in the synthesis of biologically active compounds, particularly in pharmaceutical research. It serves as a building block for developing kinase inhibitors and other therapeutic agents targeting neurological disorders and cancer. The Boc-protected pyrazine scaffold allows for selective functionalization, enabling controlled coupling reactions in multi-step organic syntheses. Its structure supports improved solubility and stability during peptide-like chain assembly, making it valuable in medicinal chemistry for optimizing drug candidates.