1,4-naphthoquinone

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Related to naphthoquinone: naphthalene

1,4-naphthoquinone

[¦wən ¦fȯr ‚naf·thə·kwə′nōn]
(organic chemistry)
C10H6O2 Greenish-yellow powder soluble in organic solvents, slightly soluble in water; melts at 123-126°C; used as an antimycotic agent, in synthesis, and as a rubber polymerization regulator.
References in periodicals archive ?
In summary, we may observe that while the composition of the secretions of the three species is similar in constituting mixtures of ketones and naphthoquinones, there are significant differences both qualitative and quantitative.
At the loadings tested here, diiodomethyl-p-tolylsulfone, copper metal, naphthoquinone, fludioxonil, and tebuconazole on their own did not give good performance; all had ratings under 7 after weathering.
3]), the active ingredient and a naturally occurring naphthoquinone (2-hydroxy-1,4-naphthoquinone 2) (Fig 1).
Naphthoquinone diazide (Fotochemisches Werk Kopenick) and hexamethoxymethylmelamine (Cymel 303, American Cyanamid) were used as commercially available.
Its molecule may also be used as a prototype for synthesis of new naphthoquinone derivatives with potential schistosomicidal properties.
With this study, the most active naphthoquinone against MRSA strains was selected for the synergic activity assay.
beta]-Lapachone (3,4-dihydro-2,2-dimethyl-2H-naphthol[1,2-b]pyran-5,6-dione) is an ortho naphthoquinone originally obtained from the leaves and inner bark of the Lapacho tree (Tabebuia avelanedae) in South America.
Fourteen compounds have been identified from red propolis, including simple phenolics, triterpenoids, isoflavonoids, prenylated benzophenones, and naphthoquinone epoxide (Trusheva et al.
Fourteen compounds have been so far isolated from the Brazilian red propolis, which include simple phenolics, triterpenoids, isoflavonoids, prenylated benzophenones, and naphthoquinone epoxide (Trusheva et al.