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词汇 benzoquinone
释义

Definition of benzoquinone in English:

benzoquinone

nounˌbɛnzə(ʊ)ˈkwɪnəʊn-ˈkwinōn
mass nounChemistry
  • A yellow crystalline compound related to benzene but having two hydrogen atoms replaced by oxygen.

    〔化〕苯醌

    Chemical formula: C₆H₄O₂; there are two isomers, with the oxygen atoms on opposite (1,4-benzoquinone) or adjacent (1,2-benzoquinone) carbon atoms

    Example sentencesExamples
    • Our previous results indicated that cytochrome P450 destruction by benzene metabolites was caused mainly by benzoquinone.
    • The chemical compound quinone, or 1,4 - benzoquinone, is a unicyclic, or ring phenolic compound.
    • Occupational exposure to para-benzoquinone dioxime probably occurs during its manufacture, its use as a rubber vulcanizing agent and its conversion to chemical derivatives.
    • In all experiments the algae were treated with benzoquinone, to inhibit metabolic activity in the chloroplast and to maintain an oxidized plastoquinone pool.
    • The solution of benzoquinone is prepared immediately before the demonstration (the solution decomposes in hours).

Definition of benzoquinone in US English:

benzoquinone

noun-ˈkwinōn
Chemistry
  • A yellow crystalline compound related to benzene but having two hydrogen atoms replaced by oxygen.

    〔化〕苯醌

    Chemical formula: C₆H₄O₂; there are two isomers, with the oxygen atoms on opposite (1,4-benzoquinone) or adjacent (1,2-benzoquinone) carbon atoms

    Example sentencesExamples
    • In all experiments the algae were treated with benzoquinone, to inhibit metabolic activity in the chloroplast and to maintain an oxidized plastoquinone pool.
    • Occupational exposure to para-benzoquinone dioxime probably occurs during its manufacture, its use as a rubber vulcanizing agent and its conversion to chemical derivatives.
    • The chemical compound quinone, or 1,4 - benzoquinone, is a unicyclic, or ring phenolic compound.
    • The solution of benzoquinone is prepared immediately before the demonstration (the solution decomposes in hours).
    • Our previous results indicated that cytochrome P450 destruction by benzene metabolites was caused mainly by benzoquinone.
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