V2EX transesterification

Transesterification

释义 Definition

酯交换反应(转酯化):一种有机化学反应,指一个酯与一种醇在催化剂作用下发生交换,生成新的酯新的醇。常用于生物柴油制备、脂肪酸酯合成、聚酯改性等。(该词在更广义上也可指相关的“酯基互换/酯交换”过程。)

例句 Examples

Transesterification turns vegetable oil into biodiesel.
转酯化可以把植物油转化为生物柴油。

In industry, transesterification is often catalyzed by acids, bases, or enzymes to convert triglycerides into fatty acid methyl esters while minimizing side reactions like saponification.
在工业上,转酯化常用酸、碱或酶作催化剂,将甘油三酯转化为脂肪酸甲酯,同时尽量减少如皂化等副反应。

发音 Pronunciation (IPA)

/trnzstrfken/

词源 Etymology

由 **trans-**(“交换、转移”)+ ester(“酯”)+ -ification(“……化,使成为……的过程”)构成,字面意思就是“使发生酯的交换的过程”,因此对应中文常译为“酯交换反应/转酯化”。

相关词 Related Words

文学/著作中的用例 Notable Works

  • March’s Advanced Organic Chemistry: Reactions, Mechanisms, and Structure(高级有机化学参考书中讨论酯交换/转酯化机理与条件)
  • Organic Chemistry(Clayden, Greeves & Warren)(有机化学教材中常在“羧酸衍生物反应/酯反应”章节出现)
  • Biodiesel: The Comprehensive Handbook(生物柴油工艺书中将转酯化作为核心反应反复使用该术语)
  • Ullmann’s Encyclopedia of Industrial Chemistry(工业化学百科中涉及脂肪酸酯与相关工业过程,常出现该词)
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