V2EX n-butyl lithium

N-Butyl Lithium

释义 Definition

n-丁基锂(n-BuLi):一种有机锂试剂,常以溶液形式(如在己烷/环己烷中)使用,具有极强的碱性和亲核性,常用于生成碳负离子、金属化反应、偶联/加成前的活化等。有其他形式的丁基锂(如 sec-tert- 丁基锂),但 n-丁基锂指直链丁基的那一种。

发音 Pronunciation (IPA)

/n bjutal lθim/

例句 Examples

N-butyl lithium must be handled under dry, inert conditions.
n-丁基锂必须在干燥、惰性气氛条件下操作。

After cooling the flask to 78°C, she added n-butyl lithium dropwise to generate the organolithium intermediate.
将烧瓶冷却至 78°C 后,她将 n-丁基锂滴加以生成有机锂中间体。

词源 Etymology

n-normal 的缩写,表示“直链”;butyl 源自 butane(丁烷),表示“丁基(CH)”;lithium 来自元素名“”。合起来即“直链丁基的锂化合物”,常写作 n-BuLi

相关词 Related Words

文献与著作 Notable Works

  • Organic Chemistry(Clayden, Greeves, Warren)在有机锂试剂与成键策略章节中多次讨论 n-BuLi 的用途与条件控制。
  • March’s Advanced Organic Chemistry(Smith & March)在碱性、金属化与反应机理相关部分涉及 n-BuLi。
  • Advanced Organic Chemistry(Carey & Sundberg)有机金属试剂(含有机锂)章节中常以 n-BuLi 作为代表试剂。
  • Fieser and Fieser’s Reagents for Organic Synthesis作为常用强碱/金属化试剂之一收录其性质与应用要点。
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