Results 171 to 180 of about 2,940,757 (378)

Iridium(III) Carbene Complexes Featuring Either Metal‐to‐Ligand Charge Transfer (MLCT) or Through‐Space Charge Transfer (TSCT) Blue Luminescence

open access: yesAngewandte Chemie, EarlyView.
Ir(III) complexes with contrasting MLCT or TSCT transition characters were synthesized, among which the TSCT emitter f‐ct13b gave PhOLED device with an EQEmax of 22.2% and CIExy of (0.155, 0.120). Additionally, hyper‐OLED bearing another TSCT sensitizer, f‐ct13c and v‐DABNA terminal emitter, achieved a narrowband blue hyperphosphorescence with EQEmax ...
Jie Yan   +12 more
wiley   +2 more sources

Synthesis of terephthalonitrile N,N-dioxide [PDF]

open access: yes
The preparation is described of terephthalonitrile N,N prime-dioxide by the chlorination of terephthalaldehyde dioxime to yield terephthalohydroximol chloride, to which absolute methynol was added to yield the ...
Vanburen, K. E.
core   +1 more source

Preparation and reactivity of some stable nitrile oxides and nitrones [PDF]

open access: green, 2000
Paul W. Groundwater   +8 more
openalex   +1 more source

Heterogeneous Photocatalytic Dehydrogenative Cross‐Coupling and Addition Reaction with Metal‐Loaded Titanium Oxide Photocatalysts

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
Heterogeneous photocatalysis with metal‐loaded TiO2 photocatalysts under mild conditions can be utilized for various dehydrogenative cross‐coupling reactions, including the functionalization of aromatic rings via radical addition‐elimination or radical–radical coupling mechanisms, and the radical anti‐Markovnikov addition of alkenes. In some cases, the
Hisao Yoshida
wiley   +1 more source

Asymmetric Synthesis of Noradamantane Scaffolds via Diphenylprolinol Silyl Ether‐Mediated Domino Michael/Epimerization/Michael (or Aldol)/1,2‐Addition Reactions

open access: yesAngewandte Chemie, EarlyView.
Topologically unique, 3D cage‐like noradamantanes are synthesized in one pot from simple starting materials. Catalyzed by diphenylprolinol silyl ether, the reaction followed a domino sequence of Michael/epimerization/Michael/1,2‐addition, achieving excellent enantioselectivity.
Konstantinos Daskalakis   +6 more
wiley   +2 more sources

Acridine–Isoxazole and Acridine–Azirine Hybrids: Synthesis, Photochemical Transformations in the UV/Visible Radiation Boundary Region, and Anticancer Activity

open access: yesMolecules
Easy-to-handle N-hydroxyacridinecarbimidoyl chloride hydrochlorides were synthesized as convenient nitrile oxide precursors in the preparation of 3-(acridin-9/2-yl)isoxazole derivatives via 1,3-dipolar cycloaddition with terminal alkynes, 1,1 ...
Ekaterina E. Galenko   +3 more
doaj   +1 more source

Borohydride Oxidation as Counter Reaction in Reductive Electrosynthesis

open access: yesAngewandte Chemie, EarlyView.
Herein, anodic borohydride oxidation is demonstrated to have great potential for successfully replacing sacrificial metal anodes in a variety of electroreductive organic transformations. This anodic counter reaction effectively serves as the inverse of cathodic proton reduction, producing H2 at inert carbon‐based electrode materials.
Julius Kuzmin   +6 more
wiley   +2 more sources

Synthesis and Structure of Unsymmetrical Anthracenyl-Isoxazole Antitumor Agents Via the Diastereoselective Bromination of 3-(9′-Anthryl)-Isoxazole Esters

open access: yesCrystals
In pursuit of unsymmetrical precursors for the novel series of anthracenyl-isoxazole amide (AIM) antitumor agents, a series of substituted anthracenes were subjected to bromination and re-aromatization in our study, during which we solved four single ...
Michael J. Campbell   +4 more
doaj   +1 more source

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