V2EX lactone

Lactone

定义 Definition

Lactone(内酯):由羟基酸(含OH和COOH的酸)分子内酯化形成的一类环状酯。常见于天然产物香味成分、药物分子与聚合物化学中(如某些大环内酯、γ/δ-内酯等)。

发音 Pronunciation

/lkton/

例句 Examples

Lactones often have pleasant, fruity aromas.
内酯常常带有令人愉悦的果香气味。

In organic synthesis, chemists can form a lactone by promoting intramolecular esterification under acidic conditions.
在有机合成中,化学家可以在酸性条件下促进分子内酯化,从而生成内酯。

词源 Etymology

lactone 源自 Latin(拉丁语)lac, lactis(乳、乳汁),与“乳酸(lactic acid)”同源;后缀 -one 常用于化学命名。之所以与“乳”相关,是因为早期研究中这类环状酯与乳酸及其衍生物的化学关系较为典型,名称因此沿用下来。

相关词 Related Words

文学与著名作品 Literary Works

由于 lactone 属于较专业的化学术语,更常见于经典教材与权威参考书(可视作学术写作中的“名著”)的相关章节,例如:

  • March’s Advanced Organic Chemistry(高级有机化学经典参考书,常讨论内酯的形成与反应)
  • Organic Chemistry(如 Clayden 等教材中关于羧酸衍生物与分子内反应的章节)
  • The Merck Index(药物与化学品权威索引中常收录含内酯结构的化合物条目)
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