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요약정보
Cu(I)/TEMPO体系催化空气氧化苄醇 ----一个有机化学综合实验设计.
Resource Type
Article
Authors
奉强
;
王思宇
;
李倩意
;
王晓月
;
何冰
Source
University Chemistry
. 2023, Vol. 38 Issue 11, p195-205. 11p.
Subject
*
ORGANIC chemistry
*
AROMATIC aldehydes
*
CHEMISTRY experiments
*
OXIDATION
Language
Chinese
ISSN
1000-8438
Online Access
Find it @ DONGA
초록
苄醇氧化制备苯甲醛在有机化学教学中占有重要地位,但其易于操作的合成方法常因环境不友好而难以进入 大学有机化学基础实验教学课堂。本文介绍一个有机化学综合实验,以氯化亚铜、2,2'-联吡啶(bpy)、N-甲基咪唑(NMI) 和2,2,6,6-四甲基哌啶氧化物(TEMPO)作催化剂,空气作氧化剂,丙酮作溶剂,室温下将苄醇在少于30 min的时间内 高效氧化得到苯甲醛。优选得到的组合催化体系,能通过颜色突变指示反应终点;可使实验微型化,缩短反应时间, 节约实验成本;对不同电性的苄醇化合物进行拓展实验,反应具有广泛适应性。该实验一定程度上弥补了大学化学 教学实验中芳醛合成实验教学资源的匮乏. [ABSTRACT FROM AUTHOR]
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