Results 11 to 20 of about 65,546 (303)

Selective photocatalytic hydrogenation of citral over pure TiO 2 nanoparticle

open access: yesMaterials Research Express, 2022
The α , β -unsaturated aldehydes selective hydrogenation, especially the C=O bond, is an extremely challenging topic in the field of catalysis. In this paper, a series of pure TiO _2 photocatalysts obtained at various calcination temperature were tested ...
Chao Luo   +6 more
doaj   +1 more source

Improvement of the selectivity of isophorone hydrogenation by Lewis acids [PDF]

open access: yesRoyal Society Open Science, 2018
The selective hydrogenation of isophorone (3,5,5-trimethyl-2- cyclohexen-1-one) to produce 3,3,5-trimethylcyclohexanone (TMCH), an important organic solvent and pharmaceutical intermediate, is of significance in industry.
Yucui Hou   +3 more
doaj   +1 more source

Electrochemistry-assisted selective butadiene hydrogenation with water

open access: yesNature Communications, 2023
Alkene feedstocks are used to produce polymers with a market expected to reach 128.4 million metric tons by 2027. Butadiene is one of the impurities poisoning alkene polymerization catalysts and is usually removed by thermocatalytic selective ...
Yong-Qing Yan   +5 more
doaj   +1 more source

Electrocatalytic hydrogenation of quinolines with water over a fluorine-modified cobalt catalyst

open access: yesNature Communications, 2022
Selective hydrogenation of quinolines with easy-to-handle hydrogen donors and cost-effective catalysts is desirable. Here electrocatalytic quinoline hydrogenation to 1,2,3,4-tetrahydroquinolines is reported with water over a fluorine-modified cobalt.
Shuoshuo Guo   +6 more
doaj   +1 more source

Highly selective hydrogenation of furfural over supported Pt nanoparticles under mild conditions [PDF]

open access: yes, 2015
The selective liquid phase hydrogenation of furfural to furfuryl alcohol over Pt nanoparticles supported on SiO₂, ZnO, γ-Al2O₃, CeO₂ is reported under extremely mild conditions.
Durndell, Lee J.   +6 more
core   +1 more source

Comparative Study of Pd–Ni Bimetallic Catalysts Supported on UiO-66 and UiO-66-NH2 in Selective 1,3-Butadiene Hydrogenation

open access: yesNanomaterials, 2022
Selective hydrogenation of 1,3-butadiene (BD) is regarded as the most promising route for removing BD from butene streams. Bimetallic Pd–Ni catalysts with changed Pd/Ni molar ratios and monometallic Pd catalysts were synthesized using two differently ...
Lili Liu   +8 more
doaj   +1 more source

Highly selective electrochemical hydrogenation of alkynes: Rapid construction of mechanochromic materials [PDF]

open access: yes, 2019
Electrochemical hydrogenation has emerged as an environmentally benign and operationally simple alternative to traditional catalytic reduction of organic compounds.
Ge, Haibo, Li, Bijin
core   +1 more source

Highly active iridium(I) complexes for the selective hydrogenation of carbon-carbon multiple bonds [PDF]

open access: yes, 2011
New iridium(I) complexes, bearing a bulky NHC/phosphine ligand combination, have been established as extremely efficient hydrogenation catalysts that can be used at low catalyst loadings, and are compatible with functional groups which are often ...
Andersson, Shalini   +5 more
core   +1 more source

Coordination tailoring of Cu single sites on C3N4 realizes selective CO2 hydrogenation at low temperature

open access: yesNature Communications, 2021
CO2 hydrogenation has attracted intense scientific attention yet suffers from the disadvantage of poor activity and low selectivity. Here, the authors report that Cu single atom catalysts with tailored coordination environments on C3N4 serve as highly ...
Tang Yang   +9 more
doaj   +1 more source

Selective hydrogenation via precise hydrogen bond interactions on catalytic scaffolds

open access: yesNature Communications, 2023
Abstract The active site environment in enzymes has been known to affect catalyst performance through weak interactions with a substrate, but precise synthetic control of enzyme inspired heterogeneous catalysts remains challenging.
Song Shi   +5 more
openaire   +5 more sources

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