Catalytic activity of carbon nanotube supported iron(III) and manganese(III) porphyrins in oxidation of olefins with tert-butyl hydroperoxide: Higher activity of the iron(III) porphyrin

2013 ◽  
Vol 29 ◽  
pp. 40-44 ◽  
Author(s):  
Saeed Rayati ◽  
Parisa Jafarzadeh ◽  
Saeed Zakavi
2021 ◽  
Vol 4 (2) ◽  
pp. 23-27
Author(s):  
O. I. Makota ◽  
◽  
L. P. Oliynyk ◽  
Z. М. Komarenska ◽  
◽  
...  

Catalytic ability of tungsten compounds in the reaction of hydroperoxide epoxidation of 1- octene and tert-butyl hydroperoxide decomposition was investigated. It is shown that the nature of ligand has significant effect on the catalytic activity of tungsten compounds in these reactions. It is established that boride and silicide of tungsten are the best choice for epoxidation reaction, whereas tungsten carbide exhibits poor activity. Tungsten boride is also the most active in the hydroxide decomposition reaction.


Catalysts ◽  
2018 ◽  
Vol 8 (12) ◽  
pp. 636 ◽  
Author(s):  
Gonçalo Tiago ◽  
Ana Ribeiro ◽  
M. C. Guedes da Silva ◽  
Kamran Mahmudov ◽  
Luís Branco ◽  
...  

The copper(II) complexes [CuL(H2O)2]∙H2O (1) and [CuL(dea)] (2) [L = 2-(2-(1,3-dioxo-1H-inden-2(3H)-ylidene)hydrazinyl)benzenesulfonate, dea = diethanolamine] were applied as catalysts in the peroxidative (with tert-butyl-hydroperoxide or hydrogen peroxide) conversion of cyclohexane to cyclohexanol and cyclohexanone, either in acetonitrile or in any of the ionic liquids [bmim][NTf2] and [hmim][NTf2] [bmim = 1-butyl-3-methylimidazolium, hmim = 1-hexyl-3-methylimidazolium, NTf2 = bis(trifluoromethanesulfonyl) imide]. Tert-butyl-hydroperoxide led to better product yields, as compared to H2O2, with a selectivity directed towards cyclohexanone. The ILs showed a better performance than the conventional solvent for the copper complex 1. No catalytic activity was observed for 2 in the presence of an IL.


RSC Advances ◽  
2016 ◽  
Vol 6 (70) ◽  
pp. 65403-65411 ◽  
Author(s):  
Peng Yu ◽  
Yin Zhou ◽  
Yingwei Yang ◽  
Ruiren Tang

Allylic oxidation of olefins by the two catalytic system of l-proline/Cu(ii).


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