V2EX asymmetric synthesis

Asymmetric Synthesis

定义(中文)/ Definition

不对称合成:有机合成中通过手性来源(如手性催化剂、手性试剂或手性底物)使反应优先生成某一种对映体(或显著提高对映体过量,ee)的策略与方法。常用于制备手性药物与天然产物。(该术语在不同语境下也可泛指“对映选择性合成”。)

例句 / Examples

Asymmetric synthesis can produce one enantiomer in high purity.
不对称合成可以高纯度地生成某一种对映体。

Using a chiral catalyst, the team achieved asymmetric synthesis of the target alcohol with 98% ee under mild conditions.
利用手性催化剂,研究团队在温和条件下实现了目标醇的不对称合成,对映体过量达到 98%。

发音(IPA)/ Pronunciation

/esmtrk snθss/

词源(中文)/ Etymology

asymmetric 来自希腊语词根 *a-*(否定,“不”)+ symmetria(“对称”),表示“非对称的”。synthesis 源自希腊语 synthesis(“组合、合成”)。合在一起,字面意思是“非对称的合成”,在化学中专指“以手性控制使产物形成不对称(对映体不等量)的合成”。

相词 / Related Words

文献与著作中的用例 / Notable Works

  • Asymmetric Synthesis(多卷本,主编:R. Noyori 等领域相关作者常引用;经典综述与方法汇编类著作中高频出现该术语)
  • Comprehensive Asymmetric Catalysis(E. N. Jacobsen, A. Pfaltz, H. Yamamoto 编):系统讨论不对称催化与不对称合成策略
  • Advanced Organic Chemistry(Carey & Sundberg):在立体选择性与手性控制章节中讨论不对称合成概念与实例
  • March’s Advanced Organic Chemistry:在有机反应机理与立体化学相关内容中常出现该术语
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