Online Monitoring of Microwave-Enhanced Reactions by UV/Vis Spectroscopy

被引:7
|
作者
Heller, Eberhard [1 ]
Kloeckner, Jessica [1 ]
Lautenschlaeger, Werner [2 ]
Holzgrabe, Ulrike [1 ]
机构
[1] Univ Wurzburg, Inst Pharm & Food Chem, D-97074 Wurzburg, Germany
[2] Mikrowellenlaborsyst GmbH, D-88299 Leutkirch Allgau, Germany
关键词
Online monitoring; Microwave chemistry; UV/Vis spectroscopy; Sensors; CHEMISTRY; TOOL;
D O I
10.1002/ejoc.201000441
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Microwave-enhanced reactions are very fast in comparison to thermal reactions. They are often finished within a few minutes. Thus, the determination of the end point often fails, because conventional analytical methods are too slow. We developed a fast method using a UV/Vis sensor, which allows a direct online monitoring of the reaction process. The potency of the method is demonstrated by means of five representative reactions.
引用
收藏
页码:3569 / 3573
页数:5
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