V2EX aliphatic

Aliphatic

释义 Definition

aliphatic(脂肪族的):指一类非芳香族的有机化合物或结构,通常由直链、支链或非芳香环状的碳氢骨架组成(如烷烃、烯烃、炔烃及其衍生物)。常用于化学语境中与 aromatic(芳香族) 对比。

发音 Pronunciation

/lftk/

例句 Examples

Hexane is an aliphatic hydrocarbon.
己烷是一种脂肪族烃。

Unlike aromatic rings, many aliphatic compounds undergo addition reactions under relatively mild conditions.
与芳香环不同,许多脂肪族化合物在相对温和的条件下会发生加成反应。

词源 Etymology

aliphatic 来自希腊语词根 aleiphar- / aleipha(意为“油脂、油膏”一类物质),19世纪化学中用来指与“油脂/脂肪”相关、呈链状的一类有机物结构;后来在现代有机化学中逐渐固定为“非芳香族(脂肪族)”这一结构类别的术语。

相关词 Related Words

文学与著作 Literary Works

  • Organic Chemistry(Morrison & Boyd)
  • March’s Advanced Organic Chemistry(Michael B. Smith / 早期版本署名 March)
  • Vogel’s Textbook of Practical Organic Chemistry(Vogel)
  • The Merck Index(化学与药物百科工具书,条目中常用到该词)
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