V2EX haloalkane

Haloalkane

释义 Definition

卤代烷:一类有机化合物,指烷烃分子中的一个或多个氢原子被卤素原子(F、Cl、Br、I)取代后形成的化合物。常见例子有氯乙烷(chloroethane)、溴丁烷(bromobutane)等。

发音 Pronunciation (IPA)

/helolken/

例句 Examples

Haloalkanes are often used as solvents and refrigerants.
卤代烷常被用作溶剂和制冷剂。

Because the carbonhalogen bond is polarized, a haloalkane can undergo nucleophilic substitution under suitable conditions.
由于碳卤键具有极性,卤代烷在合适条件下可发生亲核取代反应。

词源 Etymology

halo- 来自希腊语 hals(“盐、海盐”),在化学中引申为“卤素”(形成盐的元素);alkane 指“烷烃”。合起来 haloalkane 字面意思就是“含卤素取代的烷烃”,中文通常译为“卤代烷”。

相关词 Related Words

文学与典籍 Literary Works

  • Organic Chemistry(Jonathan Clayden, Nick Greeves, Stuart Warren):在卤代烷的命名、反应性与取代/消除反应章节中高频出现。
  • Organic Chemistry(John McMurry):在“Alkyl Halides(烷基卤化物/卤代烷)”及 SN1/SN2 反应相关内容中大量使用该术语。
  • March’s Advanced Organic Chemistry(Smith & March):在更深入讨论碳卤键、反应机理与立体化学时常见。
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