Homogeneous and heterogeneous catalytic reactions in a cobalt oxide/graphite air electrode. Part IV. Mechanistic studies on a ring-disk carbon electrode in alkaline solution

1995 ◽  
Vol 62 (4) ◽  
pp. 333-338
Author(s):  
Y. Yang ◽  
A. C. C. Tseung ◽  
Z. G. Lin
Keyword(s):  
Cobalt Oxide ◽  
Alkaline Solution ◽  
Catalytic Reactions ◽  
Carbon Electrode ◽  
Mechanistic Studies ◽  
Air Electrode ◽  
Heterogeneous Catalytic

Mechanistic Study and Development of Catalytic Reactions of Sm(II)

2018 ◽  
Author(s):  
Sandepan Maity ◽  
Robert Flowers
Keyword(s):  
Molecular Weight ◽  
High Molecular Weight ◽  
Proton Donor ◽  
Catalytic Reactions ◽  
Mechanistic Study ◽  
Mechanistic Studies ◽  
Cyclization Reactions ◽  
Mechanistic Approach ◽  
Donor Source

Despite the broad utility and application of SmI<sub>2</sub>in synthesis, the reagent is used in stoichiometric amounts and has a high molecular weight, resulting in a large amount of material being used for reactions requiring one or more equivalents of electrons. We report mechanistic studies on catalytic reactions of Sm(II) employing a terminal magnesium reductant and trimethyl silyl chloride in concert with a non-coordinating proton donor source. Reactions using this approach permitted reductions with as little as 1 mol% Sm. The mechanistic approach enabled catalysis employing HMPA as a ligand, facilitating the development of catalytic Sm(II) 5-<i>exo</i>-<i>trig </i>ketyl olefin cyclization reactions.

Electrochemical sensors for β–adrenoceptor agonist isoprenaline analysis in human urine and serum samples using manganese cobalt oxide modified glassy carbon electrode

2021 ◽  
Author(s):  
Manjula Natesan ◽  
Shenming Chen
Keyword(s):  
Cobalt Oxide ◽  
Glassy Carbon Electrode ◽  
Glassy Carbon ◽  
Electrochemical Sensors ◽  
Carbon Electrode ◽  
Modified Glassy Carbon Electrode ◽  
Serum Samples ◽  
Adrenoceptor Agonist ◽  
Human Urine And Serum ◽  
Urine And Serum

We demonstrated the simple and more accurate electrochemical sensor for isoprenaline (ISPT) analysis in pharmaceutical substances based on manganese cobalt oxide (MnCo2O4) modified with glassy carbon electrode (MCO/GCE). The nanomaterial...

Zeolite membrane reactors: from preparation to application in heterogeneous catalytic reactions

2021 ◽  
Author(s):  
I. G. Wenten ◽  
K. Khoiruddin ◽  
R. R. Mukti ◽  
W. Rahmah ◽  
Z. Wang ◽  
...  
Keyword(s):  
Chemical Reaction ◽  
Membrane Reactor ◽  
Membrane Separation ◽  
Process Intensification ◽  
Catalytic Reactions ◽  
Membrane Reactors ◽  
Zeolite Membrane ◽  
Heterogeneous Catalytic

Coupling chemical reaction with membrane separation or known as membrane reactor (MR) has been demonstrated by numerous studies and showed that this strategy has successfully addressed the goal of process intensification.

A Theoretical Approach to Explain Selectivity in Complex Heterogeneous Catalytic Reactions

ChemInform ◽  
2006 ◽  
Vol 37 (20) ◽  
Author(s):  
V. Nieminen ◽  
E. Toukoniitty ◽  
A. Taskinen ◽  
M. Hotokka ◽  
D. Yu. Murzin
Keyword(s):  
Theoretical Approach ◽  
Catalytic Reactions ◽  
Heterogeneous Catalytic
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