Results 161 to 170 of about 14,073 (324)

Stabilizing the Hexacyanotrimethylenecyclopropane Electron Acceptor—Structural and Photophysical Characterization

open access: yesAngewandte Chemie International Edition, EarlyView.
An improved low‐temperature synthesis enables the first comprehensive structural and spectroscopic characterisation of neutral hexacyanotrimethylenecyclopropane (CN6CP). Combined IR/Raman, UV–Vis and ssNMR analyses reveal a deeper understanding of its oxidation‐state‐dependent charge redistribution, σ‐aromaticity of the cyclopropane core, and redox ...
Jan P. Soyka   +8 more
wiley   +1 more source

Studies on the silicon chemistry of nitrile oxides

open access: yes, 1984
The synthesis of silyl enol ethers from alkenyltrialkylstannanes, the synthesis of 0-(trimethylsilyl)hydroxamoyl chlorides and their utility as nitrile oxide precursors, and the addition of various silanes to acetonitrile oxide were studied ...
Bedell, Louis John
core  

A Convenient Method of Generation of Nitrile Oxides by Iodosylbenzene and Its Reaction.

open access: diamond, 2002
Seiji Tanaka   +4 more
openalex   +2 more sources

Geminal Difunctionalization of Ketones via C─S Bond Insertion of Photogenerated Donor–Donor Diazo Compounds

open access: yesAngewandte Chemie International Edition, EarlyView.
Geminal difunctionalization of readily available building blocks provides rapid access to molecular complexity. This work introduces a strategy for installing two distinct functional groups on a carbonyl carbon by transforming it into a donor–donor diazo compound, enabling both batch and flow applications with broad solvent compatibility.
Vincent George   +13 more
wiley   +1 more source

Preparation and reactivity of some stable nitrile oxides and nitrones

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

Forcing the Side‐on π‐Coordination of a C≡C Triple Bond to Technetium Using the As,CC,As Alkyne Pincer Ligand 1,2‐Bis(2‐(diisopropylarsaneyl)‐4‐(trifluoromethyl)phenyl)Ethyne

open access: yesAngewandte Chemie International Edition, EarlyView.
Technetium alkyne complexes have eluded isolation for decades with the only indicators for their existence being the isolation of vinylidene carbenes or their follow‐up reaction products despite plentiful of reports for neighboring elements. Stable, crystalline Tc(III) and Tc(V) alkyne complexes (and their Re analogs) have now been prepared and fully ...
Maximilian Roca Jungfer   +5 more
wiley   +1 more source

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