4-Nitrophenylpiperazine (also known as 1-(4-Nitrophenyl)piperazine, 228-443-7, Piperazine, 1-(4-nitrophenyl)-, 1-(4-Nitro-phenyl)-piperazine, 1-(4-Nitrophenyl)-piperazine, (4-nitrophenyl)piperazine, starbld0013746, 4-nitro phenylpiperazine, 4-nitrophenyl piperazine or N-p-Nitrophenylpiperazine) is a substance of the phenylpiperazine class.
U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. 4-Nitrophenylpiperazine. UNII: SE8XST987K. Global Substance Registration System. Accessed July 19, 2025. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/SE8XST987K