Solid–liquid phase transfer kinetics of p-nitrobenzoate esterification catalysed by crown ethers; a comparison of the catalytic efficiency of various crown ethers

1983 ◽  
pp. 317-321 ◽  
Author(s):  
Kam-Han Wong ◽  
Alex P. W. Wai
Keyword(s):  
Liquid Phase ◽  
Crown Ethers ◽  
Phase Transfer ◽  
Catalytic Efficiency ◽  
Solid Liquid ◽  
Kinetics Of

Synthesis of α-d-galactose-based azacrown ethers and their application as enantioselective catalysts in Michael reactions

2016 ◽  
Vol 40 (9) ◽  
pp. 7856-7865 ◽  
Author(s):  
Zsolt Rapi ◽  
Alajos Grün ◽  
György Keglevich ◽  
András Stirling ◽  
Péter Bakó
Keyword(s):  
Liquid Phase ◽  
Crown Ethers ◽  
Phase Transfer ◽  
Azacrown Ethers ◽  
Michael Reactions ◽  
Solid Liquid ◽  
Enantioselective Catalysts

Crown ethers derived from d-galactose generated good to excellent enantioselectivities in a few Michael reactions under solid–liquid phase transfer conditions.

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