V2EX dehydrating agent

Dehydrating Agent

定义 Definition

dehydrating agent脱水剂;指能从物质中夺取水分(HO)、促使反应物脱去水或使体系保持无水的化学试剂(常用于有机化学与实验室操作)。在不同语境下也可泛指“干燥/吸水用的试剂”,但更常见于“促脱水反应”的意义。

发音 Pronunciation (IPA)

/dihadret ednt/

例句 Examples

A dehydrating agent removes water from a reaction mixture.
脱水剂会从反应混合物中移除水分。

Concentrated sulfuric acid can act as a dehydrating agent, driving the elimination of water to form an alkene under suitable conditions.
浓硫酸可作为脱水剂,在合适条件下推动消除反应脱去水分,从而生成烯烃。

词源 Etymology

dehydrate 来自 de-(去除)+ hydrate(使水合/与水有关,源自希腊语 hydōr “水”),字面意思是“去除水分”;agent 源自拉丁语 agere(做、驱动),表示“起作用的东西/试剂”。合起来即“起脱水作用的试剂”。

相关词 Related Words

文学与著作 Literary Works

  • Organic Chemistry(Clayden, Greeves & Warren):在醇脱水、消除反应等章节常讨论“dehydrating agent”的作用。
  • March’s Advanced Organic Chemistry:在机理与试剂条件部分常以“dehydrating agent”描述促脱水/夺水的试剂。
  • Vogel’s Textbook of Practical Organic Chemistry:实验操作与制备章节中会用该术语说明无水条件与脱水试剂的使用。
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