V2EX aldehyde

Aldehyde

释义 Definition

:一类重要的有机化合物,含有末端的醛基(CHO),常见于香味物质、树脂与塑料原料、生物代谢相关分子等。(也有更专业的化学分类与命名用法。)

发音 Pronunciation (IPA)

/l.d.had/

例句 Examples

Aldehydes often have strong, distinctive smells.
醛类物质常常有很强、很有辨识度的气味。

During the experiment, the chemist identified an aldehyde by its characteristic reactions and then measured its concentration.
在实验过程中,化学家通过其特征性反应鉴定出一种醛,并测定了它的浓度。

词源 Etymology

aldehyde一词来自新拉丁语的化学构词,通常解释为由 alcohol(酒精)dehydrogenatus(脱氢的) 组合而来,意思接近“由酒精脱氢得到的产物”。这也符合很多醛可由相应醇氧化/脱氢制得的化学关系。

相关词 Related Words

文学作品 Literary Works

  • Primo Levi《The Periodic Table》(《元素周期表》)(以化学与物质为主题的散文/回忆录中会涉及多类有机化合物与相关术语,包括醛类在内的化学概念)
  • Thomas Pynchon《Gravity’s Rainbow》(《万有引力之虹》)(作品中常出现化学与材料相关词汇与意象,包含对有机化学术语的使用)
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