V2EX aldol

Aldol

释义 Definition

aldol(名词):羟基醛/羟基酮,特指由醛或酮在碱(或酸)催化下发生醛醇反应生成的含有 β-羟基结构的产物;在更广义用法中也常指醛醇反应(aldol reaction / aldol addition / aldol condensation)本身。(该词在有机化学语境中最常见。)

发音 Pronunciation (IPA)

/l.dl/

例句 Examples

The aldol formed quickly at room temperature.
醛醇产物在室温下很快生成。

Under basic conditions, the enolate attacks the aldehyde to give an aldol, which can dehydrate to an α,β-unsaturated carbonyl compound.
在碱性条件下,烯醇负离子进攻醛生成醛醇产物,而该产物还可以进一步脱水生成 α,β-不饱和羰基化合物。

词源 Etymology

aldol 是一个由两部分组合而成的化学术语:ald- 来自 aldehyde(醛),**-ol** 来自 alcohol(醇)。之所以这样命名,是因为经典“醛醇加成产物”同时具有与醛/酮(羰基)相关的骨架特征,并在 β 位带有一个醇羟基(-OH)。该词在 19 世纪后期随有机合成与反应机理研究的发展而普及。

相关词 Related Words

文学与著作中的用例 Literary & Notable Works

  • Organic Chemistry(Clayden, Greeves & Warren)在羰基化学章节系统讲解 aldolaldol condensation
  • March’s Advanced Organic Chemistry(Smith & March)在反应机理与碳-碳键构建部分频繁出现 aldol
  • Advanced Organic Chemistry(Carey & Sundberg)以 aldol 为代表讨论烯醇/烯醇负离子反应性与选择性。
  • Organic Chemistry(Paula Yurkanis Bruice)以入门到进阶的方式呈现 aldol 反应的条件与应用实例。
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