WebJan 1, 2001 · The inert SiO 2 was modified with basic or slightly acidic aqueous solutions of ammonium compounds in order to impact acidic properties to its surface. The obtained silica samples were used as supports for iridium catalysts (1 wt%). The influence of the support acidity on the activity of iridium catalyst for toluene hydrogenation was examined. WebNov 20, 2000 · Completely decarbonylated MgO-supported clusters (modeled as Ir 4) were characterized by relatively low H/Ir and CO/Ir values (e.g. 0.27 and 0.39, respectively). …

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WebFeb 1, 2024 · Interestingly, the reaction exclusively gives 3-acylbenzo[b]furan instead of a decarbonylated product frequently observed in reactions mediated by acyl-nickel species. The catalyst loadings could be reduced to 5–10 mol %. We demonstrated the synthesis of a variety of functionalized 3-acylbenzofuran derivatives. We conducted stoichiometric ... WebFeb 15, 2008 · By using a systematic proteomics approach in rat pulmonary vascular smooth muscle cells, the authors convincingly show that the potent vasoconstrictor … mama africa restaurant rotterdam

Illustrating the Utility of X-ray Crystallography for Structure ...

WebApr 9, 2011 · Carbon monoxide is used in many chemical syntheses. It is a colorless, odorless gas that is highly toxic. Exposure to CO is hard to detect until the late stages so it must be handled with extreme caution. Troels Skrydstrup and co-workers, Aarhus University, Denmark, have developed a harmless powder, which when treated with a … WebAug 2, 2010 · Decarbonylated Cpr1 protein maintains the redox homeostasis by regulating a wide range of antioxidant enzymes, especially the thioredoxin system. The redox regulation of cyclophilins has been reported for hCypA from T cells, in which key cysteine residues are glutathionylated (Ghezzi et al. 2006). WebStudents are presented with three possible products, the endo and exo diastereomers and the decarbonylated product, for the beautiful crystalline compound isolated. Analysis by IR and 1 H NMR spectroscopy aid investigators in proposing an initial structure for the product, but the solved X-ray crystal structure provides unequivocal evidence of ... mama africa gießen