Recent advances in the chemistry of ketyl radicals

Á Péter, S Agasti, O Knowles, E Pye… - Chemical Society …, 2021 - pubs.rsc.org
Ketyl radicals are valuable reactive intermediates for synthesis and are used extensively to
construct complex, functionalized products from carbonyl substrates. Single electron transfer …

Radical hydroarylation of functionalized olefins and mechanistic investigation of photocatalytic pyridyl radical reactions

CP Seath, DB Vogt, Z Xu, AJ Boyington… - Journal of the American …, 2018 - ACS Publications
We report the photoredox alkylation of halopyridines using functionalized alkene and alkyne
building blocks. Selective single-electron reduction of the halogenated pyridines provides …

Base-promoted C–C bond activation enables radical allylation with homoallylic alcohols

M Lübbesmeyer, EG Mackay… - Journal of the …, 2020 - ACS Publications
The Cα–Cβ bond in homoallylic alcohols can be activated under basic conditions, qualifying
these nonstrained acyclic systems as radical allylation reagents. This reactivity is …

Amide‐Directed C− H Sodiation by a Sodium Hydride/Iodide Composite

Y Huang, GH Chan, S Chiba - … Chemie International Edition, 2017 - Wiley Online Library
A new protocol for amide‐directed ortho and lateral C− H sodiation is enabled by sodium
hydride (NaH) in the presence of either sodium iodide (NaI) or lithium iodide (LiI). The …

Mild ketyl radical generation and coupling with alkynes enabled by Cr catalysis: stereoselective access to E-exocyclic allyl alcohols

Z Luo, X Zhang, Z Li, M Luo, X Zeng - Chemical Science, 2024 - pubs.rsc.org
The mild catalytic generation of ketyl radicals for organic transformations remains an
unsolved issue, although it facilitates the discovery of metal-catalyzed reactions in feature of …

Reduction of Ketones and Coupling of Ketyls by a Zn–Zn-Bonded Compound

R Liu, Y Qu, Z Sun, L Yang, Z Xi, B Dong… - Inorganic …, 2024 - ACS Publications
The α-diimine-ligated Zn–Zn-bonded compound [K (THF) 2] 2 [LZn–ZnL](1, L=[(2, 6-i
Pr2C6H3) NC (Me)] 22–) displays diverse reactivities toward a variety of ketones. In the …

Palladium-catalysed stereoselective synthesis of 4-(diarylmethylidene)-3, 4-dihydroisoquinolin-1 (2 H)-ones: expedient access to 4-substituted isoquinolin-1 (2 H) …

A Mondal, P Kundu, M Jash… - Organic & Biomolecular …, 2018 - pubs.rsc.org
An efficient method has been developed for the stereoselective synthesis of 4-
(diarylmethylidene)-3, 4-dihydroisoquinolin-1 (2H)-ones 7 through tandem Heck–Suzuki …

Revisiting the Mg/TMSCl/Dipolar Solvent System for Dearomatic Silylation of Aryl Carbonyl Compounds: Substrate Scope, Transformations, and Mechanistic Studies

NN Li, M Li, JN Gao, Z Zhang… - The Journal of Organic …, 2022 - ACS Publications
Dearomatic silylation of arene derivatives is an intriguing synthetic target, which represents
an elegant extension of Birch reduction and produces silylated cyclohexene derivatives with …

One-pot synthesis of thiazino [2, 3, 4-hi] indole derivatives through a tandem oxidative coupling/heteroannulation process

X Mao, T Tong, S Fan, L Fang, J Wu, X Wang… - Chemical …, 2017 - pubs.rsc.org
A novel and expedient one-pot synthesis of thiazino [2, 3, 4-hi] indole derivatives from o-
haloaryl enamines and o-bromothiophenols has been developed. The tandem oxidative …

Photo-assisted Fixation of CO2 onto Aryl Bromides Producing Aromatic Esters

N Ishida, Y Masuda, W Liao, M Murakami - Chemistry Letters, 2019 - academic.oup.com
A photo-assisted three-step procedure to fix carbon dioxide (CO2) onto aryl bromides is
reported. In the first photoinduced step, CO2 is temporarily fixed onto benzophenone to …