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EnglishTHE SCHOLAR'S LEXICON

ortho-xylene

/awr-thoh-zahy-leen/US // ˌɔr θoʊˈzaɪ lin //

原二甲苯

Definitions

n.名词 noun
  1. 1
    • : Chemistry. a clear, colorless, poisonous, flammable liquid, C8H10, the ortho isomer of xylene: used chiefly in the synthesis of phthalic anhydride.

Examples

  • Ortho Sol makes precision screws for the most delicate of construction projects: spinal fusion.

  • And also those that contain norgestimate, which include Ortho-Cyclen and Tri-Cyclen.

  • The influence of position of an alkyl in the aromatic bodies is well shown in ortho-, para- and meta-derivatives.

  • The ortho molecules rotate with odd rotational quantum numbers, while the para molecules rotate with even quantum numbers.

  • This block is of the ortho-cerite stratum of Drummond Island.

  • This substance readily yields ortho-oxybenzoic acid or salicylic acid, which on nitration yields two mononitro-oxybenzoic acids.

  • It is well known that di-ortho-substituted benzoic acids are esterified with difficulty.

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