请输入您要查询的英文单词:

 

单词 diol
释义

Definition of diol in English:

diol

noun ˈdʌɪɒlˈdīôl
Chemistry
  • An alcohol containing two hydroxyl groups in its molecule.

    Example sentencesExamples
    • They are the result of a reaction between a diacid (such as terephthalic acid) and a diol (such as ethylene glycol).
    • The epoxide hydrolases are a family of enzymes that hydrate simple epoxide to vicinal diols and arene oxides to transdihydrodiols.
    • Biocatalysts from unique South-African biomes are employed to produce a wide range of single enantiomer chiral epoxides and diols in highly efficient, environmentally friendly processes.
    • Macrodiols with different thermal characteristics were prepared using ring-opening polymerization of cyclic diesters or lactones with a low molecular weight diol as an initiator.
    • These materials are based on the polymerization reaction of a diol with a diisocyanate.

Origin

1920s: from di-1 'two' + -ol.

 
 

Definition of diol in US English:

diol

nounˈdīôl
Chemistry
  • An alcohol containing two hydroxyl groups in its molecule.

    Example sentencesExamples
    • Macrodiols with different thermal characteristics were prepared using ring-opening polymerization of cyclic diesters or lactones with a low molecular weight diol as an initiator.
    • They are the result of a reaction between a diacid (such as terephthalic acid) and a diol (such as ethylene glycol).
    • The epoxide hydrolases are a family of enzymes that hydrate simple epoxide to vicinal diols and arene oxides to transdihydrodiols.
    • Biocatalysts from unique South-African biomes are employed to produce a wide range of single enantiomer chiral epoxides and diols in highly efficient, environmentally friendly processes.
    • These materials are based on the polymerization reaction of a diol with a diisocyanate.

Origin

1920s: from di- ‘two’ + -ol.

 
 
随便看

 

英语词典包含464360条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/1/11 13:22:12