1 4-Naphthoquinone(NAP)
I-NAP: Incibilika kalula kuma-alcohol ashisayo, ama-ether, i-benzene, i-chloroform, ne-carbon disulfide; Incibilike kusisombululo se-alkaline, ibonakala insundu ngokubomvu ngombala; Kunzima ukuncibilika emanzini abandayo; Incibilika kancane ku-petroleum ether. Ingahwamuka ngomhwamuko wamanzi futhi ibe nephunga le-benzoquinone. Ukushisisa kufika ku-100 ℃ kungaba kuhle kakhulu.