Tungstate ions (WO4 = ) supported on imidazolium framework as novel and recyclable catalyst for rapid and selective oxidation of benzyl alcohols in the presence of hydrogen peroxide

2016 ◽  
Vol 31 (5) ◽  
pp. e3597 ◽  
Author(s):  
Fereshteh Hosseini Eshbala ◽  
Farajollah Mohanazadeh ◽  
Alireza Sedrpoushan
2014 ◽  
Vol 3 (2) ◽  
pp. 133-139 ◽  
Author(s):  
Reza Hosseinpour ◽  
Antonio Pineda ◽  
Manuel Ojeda ◽  
Angel Garcia ◽  
Antonio A. Romero ◽  
...  

Abstract Supported Co3O4 nanoparticles (NPs) on Al-SBA-15 were synthesized by means of a mechanochemical protocol, to yield catalytically active materials in the microwave (MW)-assisted selective oxidation of benzyl alcohols to their corresponding aldehydes, using hydrogen peroxide as green oxidant. The catalysts were found to be relatively stable upon reutilization under the investigated conditions.


Catalysts ◽  
2021 ◽  
Vol 11 (2) ◽  
pp. 283
Author(s):  
Oxana Kholdeeva ◽  
Nataliya Maksimchuk

In recent years, metal–organic frameworks (MOFs) have received increasing attention as selective oxidation catalysts and supports for their construction. In this short review paper, we survey recent findings concerning use of MOFs in heterogeneous liquid-phase selective oxidation catalysis with the green oxidant–aqueous hydrogen peroxide. MOFs having outstanding thermal and chemical stability, such as Cr(III)-based MIL-101, Ti(IV)-based MIL-125, Zr(IV)-based UiO-66(67), Zn(II)-based ZIF-8, and some others, will be in the main focus of this work. The effects of the metal nature and MOF structure on catalytic activity and oxidation selectivity are analyzed and the mechanisms of hydrogen peroxide activation are discussed. In some cases, we also make an attempt to analyze relationships between liquid-phase adsorption properties of MOFs and peculiarities of their catalytic performance. Attempts of using MOFs as supports for construction of single-site catalysts through their modification with heterometals will be also addressed in relation to the use of such catalysts for activation of H2O2. Special attention is given to the critical issues of catalyst stability and reusability. The scope and limitations of MOF catalysts in H2O2-based selective oxidation are discussed.


2020 ◽  
Vol 356 ◽  
pp. 205-215 ◽  
Author(s):  
Jose L. Diaz de Tuesta ◽  
Bruno F. Machado ◽  
Philippe Serp ◽  
Adrián M. T. Silva ◽  
Joaquim L. Faria ◽  
...  

2012 ◽  
Vol 187 (7) ◽  
pp. 822-830 ◽  
Author(s):  
Ying He ◽  
Xiaoyun Ma ◽  
Hai Feng Ji ◽  
Xin Bing Zha ◽  
Hongliang Jiang ◽  
...  

Molecules ◽  
2013 ◽  
Vol 18 (11) ◽  
pp. 13754-13768 ◽  
Author(s):  
Maria Amato ◽  
Francesco Ballistreri ◽  
Andrea Pappalardo ◽  
Gaetano Tomaselli ◽  
Rosa Toscano ◽  
...  

2015 ◽  
Vol 39 (10) ◽  
pp. 8153-8157 ◽  
Author(s):  
Aram Kim ◽  
Hee Seon Bae ◽  
Ji Chan Park ◽  
Hyunjoon Song ◽  
Kang Hyun Park

The surfactant-free Pd@pSiO2 yolk–shell nanoparticles proved to be an efficient catalyst for the oxidation of substituted benzyl alcohols.


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