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Article
Hydrodeoxygenation of Sunflower Oil on Pt/WOx-Al2O3 Catalyst
The authors study the effect of the tungsten oxide in the supports of 0.5% Pt/WOx-Al2O3 catalysts on their acidity, deposited platinum dispersity, and catalytic properties in the hydrodeoxygenation of sunflower o...
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Article
Physicochemical and Catalytic Properties of Bifunctional Catalysts with Different Contents of Zeolite ZSM-22 in the Hydrodeoxygenation of Sunflower Oil
The authors study the effect of the content of zeolite ZSM-22 (15–70 wt %) in a support on the physicochemical properties of Pt/ZSM-22–Al2O3 catalysts. The dependence of the yield and composition of sunflower oil...
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Article
Combined Deoxygenation and Isomerization of Sunflower Oil Fatty Acid Triglycerides on Pt/Al2O3-Zeolite Catalysts
The authors study the effect of the type of zeolite (SAPO-11, ZSM-22, ZSM-23, and ZSM-12) in a support (ratio zeolite : Al2О3 = 30 : 70) on the physicochemical properties of Pt/Al2O3-zeolite catalysts and the com...
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Article
“Sowing in Science Brings a Rich Harvest for the People.” Life and Work of S. A. Fokin
An essay on the scientific activities of the Russian organic chemist and chemical engineer Sergei Alekseevich Fokin (1865–1917) is presented. The name of the scientist is not widely known although he has made ...
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Article
Aqueous-Phase Hydrogenation of Furfural in the Presence of Supported Metal Catalysts of Different Types. A Review
Hydrogenation of furfural in the presence of heterogeneous catalysts has recently attracted increased interest as a method for the synthesis of oxygen-containing compounds of various classes based on renewable...
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Article
An Essay on the History of Catalytic Hydrogenation of Organic Compounds. From P. Sabatier and V. N. Ipatieff to the Present Days
The essay considers historical aspects of the appearance and development of methods for catalytic hydrogenation of organic compounds, starting from the works by P. Sabatier and V.N. Ipatieff. Particular attent...
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Article
Solvent effect on the rate and direction of furfural transformations during hydrogenation over the Pd/C catalyst
The rate and directions of transformations during the liquid-phase hydrogenation of furfural with molecular hydrogen in the presence of the 5%Pd/C catalyst (at 423 K, 3 MPa) depend substantially on the chemica...
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Article
Hydrodeoxygenation of sorbitol to gasoline-range hydrocarbons over Pt, Pd, Rh, Ru, Ni catalysts supported on tungstated alumina
Catalytic properties of the tungstated alumina (WA) supported catalysts with different nature and content of active metal (Pt, Pd, Rh, Ru, Ni) were studied in the continuous flow hydrodeoxygenation of sorbitol...
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Article
Carbon Black as a Support in Palladium Catalysts for Hydrogenation of Organic Compounds
The possibility of using carbon black (CB) as a support of palladium catalysts for the selective hydrogenation of organic compounds is considered. The advantages of Pd/CB catalysts are demonstrated by examples...
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Article
Synthesis of Pd/C Catalysts: Approaches to Regulating the Structure of Active Sites toward Achieving High Selectivity in Hydrogenation of Organic Compounds
The methods for regulating the physicochemical and catalytic properties of Pd/C compositions by varying their synthesis conditions were reviewed. The effect of the nature of the carbon support, the composition...
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Article
Palladium Supported on Carbon Nanoglobules as a Promising Catalyst for Selective Hydrogenation of Nitroarenes
The catalysts 1 wt% palladium supported on carbon nanoglobules (CNGs) were shown to be highly active in the liquid-phase hydrogenation of various nitroarenes and provided nearly 100% selectivity to aromatic am...
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Article
Palladium–Ruthenium Catalyst for Selective Hydrogenation of Furfural to Cyclopentanol
Bimetallic Pd–Ru/C catalyst was shown to be much more active in the aqueous-phase hydrogenation of furfural (473 K, 8 MPa) in comparison with both Pd/C and Ru/C catalysts. The enhanced hydrogenation activity m...
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Article
Effect of the reduction conditions of the supported palladium precursor on the activity of Pd/C catalysts in hydrogenation of sodium 2,4,6-trinitrobenzoate
The study addresses the effect of the reduction conditions of palladium polynuclear hydroxo complexes (PHC) supported on the Sibunit carbon material on the dispersion of the metal particles and the activity of...
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Article
Selective aqueous-phase hydrogenation of furfural to cyclopentanol over PdRu/C catalyst
The bimetallic PdRu catalyst supported on carbon nanotubes were found ot provide an efficient synthesis of cyclopentanol in aqueous-phase hydrogenation of furfural. Under the chosen reaction conditions (temper...
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Article
An unusual reduction route of 2,4,6-trinitrobenzoic acid under conditions of aqueous-phase hydrogenation over Pd/Sibunit catalyst
For the first time it was established that the catalytic hydrogenation of 2,4,6-trinitrobenzoic acid to 1,3,5-triaminobenzene can proceed via the formation of aromatic hydroxyamines and cyclohexane-1,3,5-trione t...
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Article
Palladium hydrogenation catalyst based on a porous carbon material obtained upon the dehydrochlorination of a chloro polymer
The applicability of a porous carbon material obtained as a result of the “chemical” dehydrochlorination of chlorinated polyvinyl chloride as a support for palladium hydrogenation catalysts was demonstrated. T...
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Article
Effect of carbon support nature and palladium content on the properties of Pd/C catalysts in hydrogenation of benzaldehyde
In the series of studied Pd/C catalysts, the highest selectivity for benzyl alcohol formation with complete conversion of benzaldehyde was demonstrated by the sample containing 1% palladium supported on carbon...
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Article
Genesis of the active-component precursor in the synthesis of Pt/Al2O3 catalysts: III. Transformations of adsorbed platinum complexes during drying
The transformations of platinum(IV) complexes subsequent to their sorption on the support are considered. As the Pt(IV)/Al2O3 systems are dried at 25°C in daylight, their dehydration is accompanied by the replace...
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Article
Modifying the functional cover of the γ-Al2O3 surface using organic salts of aluminum
A method is suggested for modifying the surface properties of alumina without changing its chemical composition. The sorption of aluminum complexes with organic acid ligands on the γ-Al2O3 surface is reported. Th...