Results 81 to 90 of about 33,864 (335)

Membrane-free selective oxidation of thioethers with water over a nickel phosphide nanocube electrode

open access: yesCell Reports Physical Science, 2021
Summary: Developing a membrane-free oxidation reaction, especially using water as the oxygen source, to generate high-value chemicals with high selectivity for replacing low-value O2 over a cost-effective catalyst is significant.
Shuyan Han   +6 more
doaj  

Palladium-Catalyzed C-C Bond and C-S Bond Forming Reactions of Sulfoxides [PDF]

open access: yes, 2015
Transition metal catalyzed C-C bond and C-S bond forming reactions offer a new opportunity to construct sulfur-containing compounds. However, preparation of sulfoxides through this pathway remains sporadic, probably due to the very weakly acidic -protons
Jia, Tiezheng
core   +1 more source

Regulating Protein Immobilization During Cell‐Free Protein Synthesis in Hyaluronan Microgels

open access: yesAdvanced Biology, EarlyView.
Bifunctional microgels carrying a linear DNA template and Ni2+‐activated NTA moieties are used as platform for cell‐free protein synthesis and in situ protein immobilization. By varying the concentration of NTA moieties in the microgels, the amount of GFP‐His immobilized inside the microgel and released to the microgel environment can be regulated ...
Anika Kaufmann   +2 more
wiley   +1 more source

Electrochemical oxidations of thioethers: Modulation of oxidation potential using a hydrogen bonding network

open access: yesElectrochemistry Communications, 2019
A highly efficient chemo-selective electrochemical oxidation of thioethers to sulfoxides and sulfones was developed. The hydrogen bonding network generated from hexafluoro-2-propanol (HFIP) and acetic acid (AcOH) plays an important role in the modulation
Shiwen Liu   +6 more
doaj  

Pinacol as a new green reducing agent: molybdenum-catalyzed chemoselective reduction of sulfoxides and nitroaromatics [PDF]

open access: yes, 2012
Pinacol is disclosed as a new chemoselective and environmentally benign reducing agent for sulfoxides and nitroaromatics assisted by readily available dichlorodioxomolybdenum(VI) complexes as catalysts.
Arnáiz García, Francisco Javier   +6 more
core   +1 more source

Spray Deposition for Solvent Annealing of Hybrid Poly(3,4‐Ethylenedioxythiophene) Polystyrene Sulfonate Cellulose Silver Nanowire Composite Electrodes Using a Roll‐to‐Roll Coater

open access: yesAdvanced Engineering Materials, EarlyView.
The fabrication and post‐treatment via solvent annealing of poly(3,4‐ethylenedioxythiophene) polystyrene sulfonate‐based electrodes using spray deposition in a roll‐to‐roll setup are presented. The decrease in sheet resistance and its correlation with nanostructure and molecular structure in the electrodes as a function of the processing parameters is ...
Marie Betker   +10 more
wiley   +1 more source

Deep eutectic solvent mediated controlled and selective oxidation of organic sulfides and hydroxylation of arylboronic acids

open access: yesCurrent Research in Green and Sustainable Chemistry, 2021
A mild and efficient protocol has been developed for the controlled oxidation of wide variety of organic sulfides to corresponding sulfoxides using deep eutectic solvent (DES) as catalyst and hydrogen peroxide as oxidant under ambient condition.
Apurba Dutta   +4 more
doaj  

Imbalanced Surface Charge Induced Phase Segregation in Mixed Halide Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
The key factor determining the phase segregation in mixed halide perovskites (MHP) is the intrinsic imbalanced surface charges in the crystal lattice. MHP films with excellent crystallinity and surface morphology can suffer severe phase segregation.
Zixin Zeng   +7 more
wiley   +1 more source

Magnetically recoverable nano-catalysts in sulfoxidation reactions

open access: yesNanotechnology Reviews, 2017
The sulfoxidation of sulfides have received special attention in organic synthesis especially in medical chemistry because compounds containing S=O bonds (sulfoxides) are privileged structural scaffolds for building pharmacologically and biologically ...
Kazemi Mosstafa, Ghobadi Massoud
doaj   +1 more source

Asymmetric oxidation of sulfides [PDF]

open access: yes, 2016
This review discusses synthesis of enantiopure sulfoxides through the asymmetric oxidation of prochiral sulfides. The use of metal complexes to promote asymmetric sulfoxidation is described in detail, with a particular emphasis on the synthesis of ...
Ford, Alan   +2 more
core   +1 more source

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