V2EX grignard reaction

Grignard Reaction

释义 Definition

格氏反应(Grignard reaction):一种重要的有机化学反应,利用格氏试剂(通常写作 RMgX,R 为烃基,X 为卤素)与含羰基化合物(如醛、酮、酯等)反应,形成新的 CC(碳-碳)键,常用于制备醇等产物。该术语也常泛指“格氏试剂参与的碳-碳键构建反应”。(在更广义用法中,它还可包含与 CO 等电亲试剂的反应。)

发音 Pronunciation (IPA)

/rinjr rkn/

例句 Examples

The Grignard reaction is a classic method for forming carboncarbon bonds.
格氏反应是一种经典的构建碳-碳键的方法。

After adding the Grignard reagent to the aldehyde under dry ether, the mixture was quenched to yield a secondary alcohol.
在无水乙醚中将格氏试剂加入醛后,再进行淬灭处理,最终得到一种仲醇。

词源 Etymology

“Grignard” 来自法国化学家 Victor Grignard(维克多格里尼亚) 的姓氏。他因发现并发展格氏试剂及其相关反应,在 1912 年获得诺贝尔化学奖;“reaction” 则是英语中“反应”的常用词。该术语因此是典型的“以科学家命名的反名”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • March’s Advanced Organic Chemistry(有机反应机理与反应类型的经典教材中常系统讨论格氏反应)
  • Organic Chemistry by Clayden, Greeves & Warren(主流有机化学教材,常以格氏反应作为亲核加成与 CC 键构建的核心例子)
  • Advanced Organic Chemistry by Carey & Sundberg(高阶教材中多处涉及格氏试剂与其反应选择性、条件控制)
  • G. M. Whitesides 等人的有机金属与合成方法学论文(学术文献中常将格氏反应用作基础对照或合成步骤之一)
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