6-nitroquipazine 6-nitroquipazine 6-nitroquipazine (developmental code name du-24,565) is a potent and selective serotonin reuptake inhibitor used in scientific research. 6-nitroquipazineclinical dataatc codenonelegal statuslegal status in general: uncontrolled identifiers iupac name 6-nitro-2-piperazin-1-yl-quinoline cas number77372-73-7 npubchem cid5012chemspider4837 yunii28m0x094bhchemblchembl41140 ycomptox dashboard (epa)dtxsid7044001 chemical and physical dataformulac13h14n4o2molar mass258.281 g·mol−13d model (jsmol)interactive image smiles (=o)c3cc1c(nc(cc1)n2ccncc2)cc3 inchi inchi=1s/c13h14n4o2/c18-17(19)11-2-3-12-10(9-11)1-4-13(15-12)16-7-5-14-6-8-16/h1-4,9,14h,5-8h2 ykey:ggdbeavvgfnwia-uhfffaoysa-n y ny (what is this?) (verify) 6-nitroquipazine has been found to inhibit melanogenesis in-vitro, suggesting that it can be used for skin whitening.