Widely used in pharmaceutical synthesis, this compound serves as a key building block for creating active pharmaceutical ingredients (APIs), particularly in the development of drugs targeting the central nervous system. Its protected piperazine structure allows selective modification, making it valuable in the synthesis of antidepressants, antipsychotics, and antihistamines. It is also employed in the preparation of kinase inhibitors and other bioactive molecules in medicinal chemistry research. Due to its stability and reactivity profile, it is favored in multi-step organic syntheses, especially in combinatorial chemistry and high-throughput screening programs for drug discovery.