quinone
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quinone — [ kinɔn ] n. f. • 1875; comp. sav. de quina, a. forme abrégée de quinquina ♦ Chim. Composé aromatique dans lequel deux atomes d hydrogène sont remplacés par deux atomes d oxygène. La quinone est un dérivé du benzène ou d hydrocarbures à noyaux… … Encyclopédie Universelle
Quinone — Qui none, n. [Quinine + ketone.] (Chem.) A crystalline substance, {C6H4O2} (called also {benzoketone}), first obtained by the oxidation of quinic acid and regarded as a double ketone; also, by extension, any one of the series of which quinone… … The Collaborative International Dictionary of English
quinone — [kwi nōn′, kwin′ōn΄] n. [ QUIN(IC ACID) + ONE] 1. either of two isomeric compounds, C6H4O2, especially the yellow, crystalline isomer used in making dyes 2. any of a series of compounds of this type … English World dictionary
Quinone — DDQ redirects here. DDQ is also the former callsign of a TV station in Toowoomba, Queensland, Australia. Benzoquinone, or quinone is one of the two isomers of cyclohexadienedione. These compounds have the molecular formula C6H4O2.… … Wikipedia
quinone — /kwi nohn , kwin ohn/, n. Chem. 1. a yellow, crystalline, cyclic unsaturated diketone, C6H4O2, formed by oxidizing aniline or hydroquinone: used chiefly in photography and in tanning leather. 2. any of a class of compounds of this type. Also,… … Universalium
Quinone — Les quinones constituent une série de diènes plutôt que des composés aromatiques comportant un noyau de benzène sur lequel deux atomes d hydrogène sont remplacés par deux oxygènes formant deux liaisons carbonyles (dicétones éthylèniques… … Wikipédia en Français
quinone — (ki non), s. m. ou QUINONE (ki non )), s. f. Terme de chimie. Radical composé qui est le produit de la distillation de l acide quinique … Dictionnaire de la Langue Française d'Émile Littré
quinone — 1,4 benzchinonas statusas T sritis chemija formulė C₆H₄(=O)₂ atitikmenys: angl. p benzoquinone; quinone; 1,4 benzoquinone rus. n бензохинон; хинон; 1,4 бензохинон ryšiai: sinonimas – p benzchinonas sinonimas – 2,5 cikloheksadien 1,4 dionas… … Chemijos terminų aiškinamasis žodynas
Quinone Outside Inhibitors — Les QoI, ou Quinone outside inhibitors sont un groupe de produits chimiques utilisés en agriculture. Les QoI sont des fongicides qui agissent comme inhibiteurs du site d oxydation du coenzyme Q situé sur la face externe du cytochrome b. Les QoI… … Wikipédia en Français
Quinone-interacting membrane-bound oxidoreductase — is a membrane bound protein complex present in the electron transport chain of sulfate reducers (e.g. Desulfovibrio species) and some sulfur oxidizers (such as 0.014) … Wikipedia
quinone diimine — ˈdīəˌmēn noun Etymology: diimine from di + imine 1. : a colorless crystalline compound HN . C6H4 . NH regarded as derived from quinone (sense 1a) by replacement of both oxygen atoms by imino groups but made by oxidation of para phenylenediamine… … Useful english dictionary
