naphthoquinone


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Related to naphthoquinone: naphthalene
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.naphthoquinone - a fat-soluble vitamin that helps in the clotting of blood
fat-soluble vitamin - any vitamin that is soluble in fats
phylloquinone, phytonadione, vitamin K1 - a form of vitamin K
menadione, vitamin K3 - a form of vitamin K
References in periodicals archive ?
Shikonin is an important naphthoquinone natural product derived from the roots of L.
2000), has been reported to bioactivate NA to toxic naphthoquinone metabolites in vitro (Fukami et al.
A methanolic extract and naphthoquinone fraction of L.
In particular, sea urchin shells have been reported to contain certain compounds with antioxidant and anti-bactericidal effects including echinochrome A and polyhydroxylated naphthoquinone pigments (Anderson et al.
A new chlorinated red naphthoquinone from roots of Sesamum indicum.
14) Vitamin K compounds share the same 2-methyl-1, 4-naphthoquinone backbone, yet differ by the substituent on the third carbon of the naphthoquinone ring.
Species are rich in flavonoids [1-4], carbonyl compounds, hydrocarbons [5], fatty acids [6], naphthoquinone, tannins, alkaloids and amino acids [7,8].
Other naphthoquinone derivatives obtained from the Tabebuia avellanedae-isolated lapachol (5), such as [beta]-lapachone (6) and ([+ or -]) 3-hydroxy-[beta]-Nlapachone (7), displayed a considerable inhibitory activity against Staphylococcus aureus growth, with MICs of 8 [micro]g/mL (8 mg/L) for both compounds; however, no bactericidal activity was observed (Minimum Bactericidal Concentration, MBC [greater than or equal to] 512 [micro]g/mL (512 mg/L) (Pereira et al.
84) The active constituents in Pau d'arco are believed to be the naphthoquinone derivative, lapachol, and its derivatives (ie.
Plumbagin (2-methoxy-5-hydroxy-1,4-naphthoquinone) is a natural naphthoquinone possessing various pharmacological activities such as antimalarial (16), antimicrobial (17), anticancer (18), cardiotonic (19) and antifertility action (20).
SYNTHESIS OF A SERIES OF NAPHTHOQUINONE SULFONIC ACID THIOSEMICARBAZONE LIGANDS AND REACTIONS WITH PALLADIUM (II).