V2EX synthon

Synthon

释义 Definition

synthon(合成子):有机合成规划中的一种理想化结构单元,用来表示在逆合成分析中“假想切断”后得到的片段及其反应性类型(常用来对应现实中可获得的“合成等价体 / synthetic equivalent”)。该词多用于逆合成(retrosynthesis)语境;在实际实验中并不一定以“synthon”这种形式存在。

发音 Pronunciation (IPA)

/snθn/

例句 Examples

A synthon helps chemists plan a synthesis.
synthon(合成子)帮助化学家规划合成路线。

In retrosynthetic analysis, the target molecule was disconnected into two synthons that could be matched with readily available synthetic equivalents.
在逆合成分析中,目标分子被断开为两个合成子,并可与容易获得的合成等价体相匹配。

词源 Etymology

synthon 由 **syn-**(“共同、合成”,见 synthesis 的构词来源)与词尾 -thon 组合而成,是20世纪有机合成方法学发展中形成的术语,用于在“纸面规划”层面描述可用于构建目标分子的关键片段与反应性设想。

相关词 Related Words

文学与著作出现 Notable Works

  • E. J. Corey, X.-M. Cheng:《The Logic of Chemical Synthesis》逆合成与“synthon / synthetic equivalent”相关概念的经典著作。
  • Stuart Warren, Paul Wyatt:《Organic Synthesis: The Disconnection Approach》以断键(disconnection)为核心讲解合成规划,常使用“synthon”术语。
  • Ian Fleming:《Molecular Orbitals and Organic Chemical Reactions》(部分章节与反应性讨论相关)在合成设计语境中可见对相关概念的引用与延伸使用。
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