Chemistry with electrochemically generated N-centered radicals

P Xiong, HC Xu - Accounts of Chemical Research, 2019 - ACS Publications
Conspectus N-centered radicals are versatile reaction intermediates that can react with
various π systems to construct C–N bonds. Current methods for generating N-centered …

The persistent radical effect in organic synthesis

D Leifert, A Studer - Angewandte Chemie International Edition, 2020 - Wiley Online Library
Radical–radical couplings are mostly nearly diffusion‐controlled processes. Therefore, the
selective cross‐coupling of two different radicals is challenging and not a synthetically …

[HTML][HTML] Electrochemical generation of nitrogen-centered radicals for organic synthesis

N Chen, HC Xu - Green Synthesis and Catalysis, 2021 - Elsevier
There is a resurgence of interests in organic electrochemistry, which is generally accepted
as a green synthetic tool. In this context, many electrochemical methods have been …

Direct allylic acylation via cross-coupling involving cooperative N‑heterocyclic carbene, hydrogen atom transfer, and photoredox catalysis

X Wang, R Yang, B Zhu, Y Liu, H Song, J Dong… - Nature …, 2023 - nature.com
Herein, we report a mild, operationally simple, multicatalytic method for the synthesis of β, γ-
unsaturated ketones via allylic acylation of alkenes. Specifically, the method combines N …

Frustrated radical pairs in organic synthesis

M Ju, Z Lu, LFT Novaes… - Journal of the …, 2023 - ACS Publications
Frustrated radical pairs (FRPs) describe the phenomenon that two distinct radicals─ which
would otherwise annihilate each other to form a closed-shell covalent adduct─ can coexist …

Regiodivergent electrophotocatalytic aminooxygenation of aryl olefins

H Huang, TH Lambert - Journal of the American Chemical Society, 2022 - ACS Publications
A method for the regiodivergent aminooxygenation of aryl olefins under electrophotocatalytic
conditions is described. The procedure employs a trisaminocyclopropenium (TAC) ion …

Mn-catalyzed highly efficient aerobic oxidative hydroxyazidation of olefins: a direct approach to β-azido alcohols

X Sun, X Li, S Song, Y Zhu, YF Liang… - Journal of the American …, 2015 - ACS Publications
An efficient Mn-catalyzed aerobic oxidative hydroxyazidation of olefins for synthesis of β-
azido alcohols has been developed. The aerobic oxidative generation of azido radical …

Nitroxide-catalyzed transition-metal-free aerobic oxidation processes

S Wertz, A Studer - Green chemistry, 2013 - pubs.rsc.org
Advances in the field of transition-metal-free nitroxide-catalyzed aerobic oxidation processes
are covered in this critical review. Along with the relevant physical properties of nitroxides …

sp 3 C–H oxidation by remote H-radical shift with oxygen-and nitrogen-radicals: a recent update

S Chiba, H Chen - Organic & Biomolecular Chemistry, 2014 - pubs.rsc.org
sp 3 C–H oxidation by remote H-radical shift with oxygen- and nitrogen-radicals: a recent
update - Organic & Biomolecular Chemistry (RSC Publishing) DOI:10.1039/C4OB00469H Royal …

Photocatalytic Radical Trifluoromethylation/Cyclization Cascade: Synthesis of CF3-Containing Pyrazolines and Isoxazolines

Q Wei, JR Chen, XQ Hu, XC Yang, B Lu, WJ Xiao - Organic letters, 2015 - ACS Publications
A general visible light induced photoredox-catalyzed radical trifluoromethylation/cyclization
cascade of β-aryl-β, γ-unsaturated hydrazones and oximes is described. The protocol …