Grignard addition co reactant

醛 → 仲醇: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
先用格氏试剂,再用稀酸处理
条件
无水乙醚中反应,随后进行酸性后处理
反应类别
亲核加成
方程式
R'CHO + R-MgX -> R'CH(OMgX)R; then H3O+ -> R'CH(OH)R

概览

醛与格氏试剂反应,经酸性后处理得到仲醇。

转化

醛 → 仲醇

方程式
R'CHO + R-MgX -> R'CH(OMgX)R; then H3O+ -> R'CH(OH)R
试剂
先用格氏试剂,再用稀酸处理
反应环境
无水乙醚中反应,随后进行酸性后处理
反应类别
亲核加成
机理
格氏试剂与羰基的加成
Evidence level
教材核心内容

底物范围

适用范围
Aldehydes other than methanal are carbonyl co-reactants that give secondary alcohols after Grignard addition and acidic work-up.
来源说明
This record represents the aldehyde co-reactant branch of Grignard addition; methanal is represented separately because it gives primary alcohols.

相关反应

参考文献

  1. Organic Chemistry: Nucleophilic Addition of Hydride and Grignard ReagentsJohn McMurry · OpenStax Organic Chemistry · 2023

    Supports Grignard carbon nucleophiles adding to aldehydes and ketones to give alkoxide intermediates, followed by protonation during acidic work-up.