Perkin reaction

Study on Synthesis of Cinnamic Acid by Perkin Reaction

Perkin法合成肉桂酸的研究

Synthesis of cinnamic acid by perkin reaction under microwave irradiation

微波辐射下Perkin反应合成肉桂酸

Synthesis and Optimization of Cinnamic Acid Through Perkin Reaction

肉桂酸的Perkin反应合成及其工艺优化

The Phase Transfer Catalysis by PEG in Perkin Reaction

聚乙二醇相转移催化剂在Perkin反应中的催化作用

Synthesis of Cinnamic Acid by Perkin Reaction

Perkin反应合成肉桂酸

Results : Methods of chemical synthesis of resveratrol included Perkin reaction , Heck reaction and Wittig-Horner reaction .

结果：近几年研究表明，白藜芦醇的化学合成方法主要有Perkin反应、Heck反应以及Wittig-Horner反应。

Perkin Reaction Catalyzed by Anhydrous Potassium Fluoride

无水氟化钾催化的Perkin反应

Perkin Reaction of Furfural with Acetic Anhydride Catalyzed by Anhydrous Potassium Fluoride and Anhydrous Potassium Carbonate

无水氟化钾和无水碳酸钾催化糠醛与乙酸酐的Perkin反应

A series of3-arylpropenoic acids were prepared by using the Perkin reaction from aromatic aldehyde with potassium carbonate as catalyst .

研究了以无水碳酸钾作催化剂，芳香醛与酸酐反应合成3芳基丙烯酸，用对甲苯磺酸催化酯化反应合成3芳基丙烯酸酯。

Using variety of substituted benzaldehyde , the ligands of sodium substituted benzene acrylic acid have been prepared by the perkin reaction .

利用各种取代苯甲醛，通过Perkin反应或安息香缩合反应制备取代苯基丙烯酸钠盐配体，再与二氯二（甲基）茂钛（锆）反应，得到相应的配合物。

The traditional cinnamic acid synthesis method by Perkin reaction has weakened its competitive power due to shortcomings such as high reaction temperature , high energy consumption and low product yield .

传统的肉桂酸制备方法&帕金反应法，因反应温度高、能耗多、产率低等缺点而削弱了竞争力。

In addition , some aryl-substituted propenoic acids were prepared via Perkin reaction . The cyclization and decarboxylation reaction were studied .

此外，通过Perkin反应合成了4种芳基取代丙烯酸，研究了其关环和脱羧反应。

Cinnamic acid was synthesized by Perkin reaction with anhydrous potassium carbonate as alkaline catalyst and PEG-400 as phase transfer catalyst and 4-hydroxyanisole as polymerization inhibitor .

以无水碳酸钾为碱催化剂，PEG-400为相转移催化剂，对羟基苯甲醚为阻聚剂，通过Perkin反应合成肉桂酸，研究了各物料比、回流时间对产品产率的影响。

The α - methyl , α - phenyl and p-chlorophenyl-substituted compounds were prepared by condensation of 5-nitro-furfural with corresponding potassium salts of carboxylic acids by means of Perkin reaction .

这类化合物系分别以糠醛或硝基糠醛与相应的羧酸钾盐经Perkin反应缩合后，按一般方法制成酰胺及酯；

With the existance of phase - transfer catalyst , Perkin reaction is adopted to synthesize cinnamonic acid , which can increase the production rate from 65 % - 70 % to 85 % - 90 % .

在相转移催化剂存在下，采用Perkin反应合成肉桂酸，可使其产率由原来的65%～70%提高到85%～90%。