Results 111 to 120 of about 149,811 (326)

Enantiomeric ruthenium(II) complexes binding to DNA: binding modes and enantioselectivity

open access: gold, 2000
J.-G. Liu   +6 more
openalex   +2 more sources

Photoinduced Boron‐Catalyzed Direct α‐Aminoxylation of Carboxylic Acids

open access: yesChemistryEurope, EarlyView.
A boron‐catalyzed α‐aminoxylation of carboxylic acids enables rapid access to sterically congested α‐(aminoxy)carboxylic acids. Photoexcited diboron enediolates transfer energy to O‐sulfonylhydroxylamines, triggering SO bond cleavage to generate N‐oxyl radicals.
Tsubasa Oyama   +5 more
wiley   +1 more source

Catalytic, enantioselective, inverse electron-demand Diels-Alder reactions of 2-pyrone derivatives [PDF]

open access: bronze, 1996
István E. Markó   +4 more
openalex   +1 more source

Research Progress of Polyoxometalate‐Integrated Frameworks: Syntheses, Properties, and Applications

open access: yesChemistryEurope, EarlyView.
This review systematically summarizes the integration of polyoxometalates with covalent organic frameworks, metal‐organic frameworks, hydrogen‐bonded organic frameworks, and emerging porous hosts. It highlights synergistic effects, synthesis strategies, and applications in catalysis, energy storage, sensing, and biomedicine, while addressing current ...
De‐Yin Wang   +6 more
wiley   +1 more source

CuH‐Catalyzed Asymmetric Desymmetrization of Cyclobutenes via Stereodivergent Hydroamination

open access: yesChemistryEurope, EarlyView.
The CuH‐catalyzed stereodivergent hydroamination through asymmetric desymmetrization of cyclobutenes has been achieved, yielding a range of trisubstituted aminocyclobutanes with excellent results. A series of subsequent transformations, including the first asymmetric synthesis of two pharmaceutically active molecules, have been realized, and density ...
Xiang Lei   +8 more
wiley   +1 more source

Half-Sandwich d6-Metal (CoIII, RhIII, IrIII, RuII)-Catalyzed Enantioselective C–H Activation

open access: yesSynOpen, 2023
Pu-Fan Qian   +4 more
doaj   +1 more source

Three‐Component Radical Cross‐Coupling: Asymmetric Vicinal Sulfonyl‐Esterification of Alkenes Involving Sulfur Dioxide

open access: yesAdvanced Science
A novel catalytic system for radical cross‐coupling reactions based on copper and chiral Pyridyl‐bis(imidazole) (PyBim) ligands is described. It overcomes the challenges of chemoselectivity and enantioselectivity, achieving a highly enantioselective ...
Zhiqian Chang   +4 more
doaj   +1 more source

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