V2EX cyclopropanation

Cyclopropanation

Definition / 释义

Cyclopropanation(环丙烷化):有机化学中的一种反应类型,指把环丙烷环(cyclopropane ring)引入到分子中,最常见的是将烯烃(C=C)转化为环丙烷衍生物;常通过卡宾/卡宾类试剂(carbene / carbenoid)实现(如 SimmonsSmith 反应、重氮化合物参与的环丙烷化等)。

Pronunciation / 发音

/saklopropnen/

Examples / 例句

Cyclopropanation converts an alkene into a cyclopropane.
环丙烷化可以把烯烃转变为环丙烷。

In total synthesis, diastereoselective cyclopropanation can quickly build a strained ring that later undergoes ring opening to reveal a useful functionalized chain.
在全合成中,具有非对映选择性的环丙烷化能快速构建高张力三元环,随后通过开环反应得到带有官能团的有用碳链。

Etymology / 词源

cyclo-(环) + propane(丙烷) + -ation(名词后缀,表示“……化/……作用/过程”)构成,字面意思就是“生成(引入)环丙烷结构的过程”。该词常见于有机反应机理与合成方法学语境中。

Related Words / 相关词

Literary Works / 文学与著作例证

  • March’s Advanced Organic Chemistry: Reactions, Mechanisms, and Structure(March 高等有机化学;常在烯烃加成与卡宾化学部分讨论环丙烷化)
  • Organic Chemistry(Clayden, Greeves & Warren;在烯烃反应与环丙烷构建的章节出现相关术语与反应)
  • Advanced Organic Chemistry(Carey & Sundberg;在反应方法学与机理章节涉及 cyclopropanation)
  • The Journal of Organic Chemistry(JOC,多篇方法学论文标题或摘要中使用 “cyclopropanation” 描述环丙烷构建反应)
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