quinone

(redirected from Quinones)
Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to Quinones: Quinolones

quin·one

(kwin'ōn, kwī'nōn),
1. General name for aromatic compounds bearing two oxygens in place of two hydrogens, usually in the para position; the oxidation product of a hydroquinone.
2. Synonym(s): 1, 4-benzoquinone (1)

quinone

/qui·none/ (kwi´nōn) (kwin´ōn) any of a group of highly aromatic compounds derived from benzene or from multiple ring hydrocarbons and containing two ketone group substitutions; they are subclassified on the basis of ring structure (i.e., anthraquinone, benzoquinone) and are mild oxidizing agents. Often used specifically to denote benzoquinone, particularly 1,4-benzoquinone.

quinone

(kwĭ-nōn′, kwĭn′ōn′)
n.
1. Either of two isomeric unsaturated cyclic compounds having the formula C6H4O2, found widely in plants, especially in a yellow crystalline form, and used in making dyes, tanning hides, and photography.
2. Any of various quinonoid compounds, often yellow to red in color, many of which have biological derivation or importance, such as coenzyme-Q.

quinone

(1) 1,4-Benzoquinone, see there.  
(2) An aromatic compound with two oxygens substituted for two hydrogens.

quinone

any of the various compounds derived from benzene.
References in periodicals archive ?
Quinones said, "When you're young, you need exposure and you need to gain experience, and that happens when you're introduced to different people from different backgrounds--diversity.
These results indicate that the quinones had non-enzymatically oxidized the alcohols to aldehydes, carboxylic acids and ketones.
Cyclic voltammetry has been previously employed to study hydrogen bonding equilibrium process in quinone and nitroarenes anion radicals and dianions [5-7].
I feel extremely honored to have been given the opportunity to be part of the Pine-Sol 'Un Canto Al Cambio' program because it recognizes important people and events in the lives of Latinos, and showcases their personal stories of change," said Quinones.
Convencidos de que el arte debe tener una identidad local, plural, libre y horizontal, los Quinones iniciaron, el pasado 20 de noviembre, la reactivacion del espacio con dos acertadas exposiciones que sobresalen por la calidad y diferencia de las propuestas.
Quinones, along with two other Kansas City-area students, traveled to Washington and participated in a protest supporting the Development, Relief and Education for Alien Minors, or DREAM Act, which outlines a six-year path to citizenship for immigrant students like Quinones To qualify, immigrants must have been in the US.
Unlike his father who only made it to second grade and his mother who reached sixth grade before quitting school, Quinones realized education provided the path to a better life.
Quinones begins his book with a quote from Martin Luther's The Righteousness of God, that warns us we are all either Esauites of Jacobites, and as one ideology triumphs, from its very heart will spring up contesting notions; "thus always Cain or Abel, Esau or Jacob.
Militares de distintos rangos consideran que la ejecucion brutal de Tello Quinones, junto con las de un teniente y un civil, es advertencia a las Fuerzas Armadas de los Zetas --brazo armado del Cartel del Golfo-- que se han posesionado de Quintana Roo y otros estados de la Republica.
Jessica Elizabeth Quinones and Anthony Michael Fisher, both of Eugene, were married Aug.
Reaction of the quinones with DNA occurs more abundantly when estrogen metabolism is unbalanced.
Agon means struggle, contest, playing to win a game and Quinones declaims, as his jacket declares, "Dualism is a motif that runs through literature of all genres and historical contexts, inspiring argumentation at the highest level and showing the formation of ideas in association as a creative exchange.