脱水

醇 → 烯烃:查看反应物、产物、反应条件与来源依据,探索相关转化和合成路径。

试剂
浓 H3PO4
条件
加热
反应类别
消去
方程式
RCH2CH2OH -> RCH=CH2 + H2O

概览

脱水将醇转化为烯烃。

转化

醇 → 烯烃

方程式
RCH2CH2OH -> RCH=CH2 + H2O
试剂
浓 H3PO4
反应环境
加热
反应类别
消去
机理
acid-catalysed elimination
Evidence level
教材核心内容

底物范围

适用范围
Alcohols can be dehydrated to alkenes under strongly acidic heated conditions.
来源说明
Acid-catalysed dehydration can give positional isomers from unsymmetrical alcohols.

相关反应

参考文献

  1. Organic Chemistry: Reactions of AlcoholsJohn McMurry · OpenStax Organic Chemistry · 2023

    Supports acid-catalysed alcohol dehydration through alcohol protonation, loss of water, and alkene-forming deprotonation; used with a narrow primary-alcohol dehydration scope boundary.