V2EX geminal

Geminal

释义 Definition

geminal(形容词)主要用于化学领域,指两个取代基连接在同一个原子(通常是同一个碳原子)上的情况,例如 geminal dihalide(偕二卤代物)。
(也可用于语言学等领域表示“成对/同源”的概念,但最常见用法在有机化学。)

发音 Pronunciation

/demnl/

例句 Examples

A geminal dihalide has two halogens on the same carbon.
偕二卤代物指两个卤素连在同一个碳原子上。

In this mechanism, geminal substitution changes the intermediate’s stability and affects the final product distribution.
在这个机理中,偕位取代会改变中间体的稳定性,并影响最终产物的分布。

词源 Etymology

来自拉丁语 geminus,意为“成双的、成对的”。在化学术语中引申为“两个基团同处一位(同一原子上)”,与表示相邻位置的 vicinal(邻位)形成对比。

相关词 Related Words

文学与著作 Literary Works

  • Nomenclature of Organic Chemistry: IUPAC Recommendations and Preferred Names 2013(IUPAC “Blue Book”)
  • Organic Chemistry(Clayden, Greeves & Warren)
  • March’s Advanced Organic Chemistry(Smith & March)
  • Advanced Organic Chemistry(Carey & Sundberg)
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