V2EX deprotonation

Deprotonation

定义 Definition

deprotonation去质子化;指一个分子、离子或官能团失去一个质子(H)的过程,常见于酸碱反应中,使物种变得更“碱性”或更带负电(形成共轭碱)。

发音 Pronunciation

/diprotnen/

例句 Examples

Deprotonation happens when an acid loses a proton.
去质子化发生在酸失去一个质子的时候。

In basic solution, deprotonation of the alcohol increases the nucleophilicity of oxygen and speeds up the reaction.
在碱性溶液中,醇的去质子化会增强氧的亲核性,从而加快反应速率。

词源 Etymology

由 **de-**(表示“去除、相反”)+ proton(质子)+ -ation(表示“过程、作用”)构成,字面意思就是“去掉质子的过程”。该词在现代化学语境中常用于描述酸碱平衡与反应机理步骤。

相关词 Related Words

文学与作品 Literary Works

  • Organic Chemistry(Clayden, Greeves & Warren)中在酸碱机理与反应步骤讨论中频繁出现 deprotonation
  • March’s Advanced Organic Chemistry(Smith & March)在反应机理分析(如形成共轭碱、控制反应性)中常用该词。
  • Atkins’ Physical Chemistry(Atkins & de Paula)在酸碱平衡、pKa 与溶液化学相关章节中会用到该术语。
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