Results 121 to 130 of about 42,319 (209)

Endohedral Coordination of Bulky Substrates in Metalloenzyme‐Like Organometallic Nanotubes

open access: yesChemistry – A European Journal, Volume 31, Issue 30, May 27, 2025.
An organometallic nanotube with eight CuI ions mimics metalloenzyme behavior, featuring a flexible pore, metal‐ligand substrate binding, and redox‐active metals. Insertion of THF as a model substrate is driven by coordination, as confirmed by SC‐XRD, NMR, and DFT.
Thomas Pickl   +7 more
wiley   +1 more source

Regio‐ and Stereoselective Alkyl enol Ether Synthesis via Microwave‐Promoted, Base‐Catalysed Alkyne Hydroalkoxylation

open access: yesEuropean Journal of Organic Chemistry, Volume 28, Issue 18, May 23, 2025.
A straightforward method for the synthesis of alkyl enol ethers was developed, based upon microwave‐promoted alkyne hydroalkoxylation, requiring only alkyne and alcohol components and mild base catalysis. The reaction displayed broad substrate tolerance and was highly selective for Z‐configured, anti‐Markovnikov enol ether products.
Owaen Guppy, Alexis Perry
wiley   +1 more source

Heterometallic Coordination Compounds with Amino‐Acid Dithiocarbamate Ligands

open access: yesEuropean Journal of Inorganic Chemistry, Volume 28, Issue 13, May 21, 2025.
This comprehensive review surveys the synthesis, molecular structures, and properties of heterobimetallic coordination compounds with amino‐acid dithiocarbamate ligands (AA‐DTCs), important O,S‐ditopic ligands. Most of the known compounds form infinite assemblies of different dimensions rather than molecular entities in the solid state.
Phil Köhler
wiley   +1 more source

Exploring Bioinspired Ln3+ Complexes for Cu2+ Detection: Design and Efficacy as MRI Contrast Agents

open access: yesEuropean Journal of Inorganic Chemistry, Volume 28, Issue 13, May 21, 2025.
Gd3+ complexes bearing a bioinspired Cu2+‐binding site derived from ATCUN are studied as MRI contrast agents. The presence of two amino acids (GH) is necessary to bind Cu2+ and trigger a relaxivity increase. This is due to a higher number of H2O retained close to Gd3+ through H‐bonding with Cu2+. Remarkably, the system remains selective for Cu2+ vs Zn2+
Martina Sanadar   +7 more
wiley   +1 more source

Preassembly‐Controlled Radical Recombination at Bismuth: Decarboxylative C─N Coupling with Sulfonamides

open access: yesChemistry – A European Journal, Volume 31, Issue 28, May 19, 2025.
Radical processes involving bismuth hold great potential, but innovative strategies are required to control the reactivity of bismuth intermediates. Herein, we report a direct photochemical decarboxylation with molecular bismuth for C─N coupling of benzylic carboxylic acids and sulfonamides.
Elina K. Taskinen   +3 more
wiley   +1 more source

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