V2EX enantioselectivity

Enantioselectivity

释义 Definition

对映选择性;对映体选择性:指在化学反应中,生成(或优先生成)某一对映体(enantiomer)的倾向或程度,常用于描述不对称合成与手性催化的效果。常用指标包括 ee(enantiomeric excess,对映体过量) 等。

发音 Pronunciation (IPA)

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例句 Examples

The catalyst showed high enantioselectivity.
该催化剂表现出很高的对映选择性。

By tuning the ligand structure, the researchers improved enantioselectivity and obtained the desired enantiomer in high yield.
通过调节配体结构,研究人员提高了对映选择性,并以高收率获得了目标对映体。

词源 Etymology

enantio- 来自希腊语 enantios(“相对的、相反的”),在化学中常指“对映(互为镜像)”;selectivity 源自拉丁语 selectus(“挑选的”)。合起来表示“对(镜像)对映体的选择倾向”。

相关词 Related Words

文学与著作 Literary Works

  • Advanced Organic Chemistry(Carey & Sundberg):讨论不对称反应与选择性时常出现 enantioselectivity
  • Asymmetric Catalysis in Organic Synthesis(Ryoji Noyori):系统论述手性催化与高对映选择性的实现。
  • Catalytic Asymmetric Synthesis(Ojima,编):汇总多类不对称催化方法,频繁使用该术语。
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