Switchable, Reagent‐Controlled Diastereodivergent Photocatalytic Carbocyclisation of Imine‐Derived α‐Amino Radicals

JAP Maitland, JA Leitch, K Yamazaki… - Angewandte Chemie …, 2021 - Wiley Online Library
A reagent‐controlled stereodivergent carbocyclisation of aryl aldimine‐derived,
photocatalytically generated, α‐amino radicals possessing adjacent conjugated alkenes …

Visible-light induced generation of bifunctional nitrogen-centered radicals: a concise synthetic strategy to construct bicyclo [3.2. 1] octane and azepane cores

WL Yu, HW Jiang, L Yan, ZT Feng, YC Luo… - Science China …, 2021 - Springer
A photocatalytic tandem cyclization of o-alkenylbenzaldehydes using pyridinium salts as the
amination reagent is described. A variety of valuable seven-membered nitrogenous …

Stereoselective intermolecular radical cascade reactions of tryptophans or ɤ-alkenyl-α-amino acids with acrylamides via photoredox catalysis

JT Li, JN Luo, JL Wang, DK Wang, YZ Yu… - Nature …, 2022 - nature.com
The radical cascade reaction is considered as one of the most powerful methods to build
molecular complexity. However, highly stereoselective intermolecular radical cascade …

Exploration of visible-light photocatalysis in heterocycle synthesis and functionalization: reaction design and beyond

JR Chen, XQ Hu, LQ Lu, WJ Xiao - Accounts of chemical research, 2016 - ACS Publications
Conspectus Visible-light photocatalysis has recently received increasing attention from
chemists because of its wide application in organic synthesis and its significance for …

α-Amino radicals via photocatalytic single-electron reduction of imine derivatives

JA Leitch, T Rossolini, T Rogova, JAP Maitland… - ACS …, 2020 - ACS Publications
The construction and manipulation of amine-containing architectures is of importance to
academic and industrial development and discovery programs. The photochemical single …

Photoredox-catalyzed reductive carbamoyl radical generation: a redox-neutral intermolecular addition–cyclization approach to functionalized 3, 4-dihydroquinolin-2 …

WF Petersen, RJK Taylor, JR Donald - Organic letters, 2017 - ACS Publications
The first reductive generation of carbamoyl radicals using photoredox catalysis for their
formation is reported. This approach facilitated the development of a redox-neutral synthesis …

Photocatalytic three-component umpolung synthesis of 1, 3-diamines

T Rossolini, JA Leitch, R Grainger, DJ Dixon - Organic letters, 2018 - ACS Publications
A visible-light-mediated photocatalytic umpolung synthesis of 1, 3-diamines from in situ-
generated imines and dehydroalanine derivatives is described. Pivoting on a key …

Controlled Photochemical Synthesis of Substituted Isoquinoline-1,3,4(2H)-triones, 3-Hydroxyisoindolin-1-ones, and Phthalimides via Amidyl Radical Cyclization …

MB Reddy, K Prasanth, R Anandhan - Organic Letters, 2022 - ACS Publications
We report a controlled radical cyclization cascade of isoquinoline-1, 3, 4 (2 H)-triones, 3-
hydroxyisoindolin-1-ones, and phthalimides from o-alkynylated benzamides by metal-free …

Selective 1, 2‐Aryl‐Aminoalkylation of Alkenes Enabled by Metallaphotoredox Catalysis

S Zheng, Z Chen, Y Hu, X Xi, Z Liao, W Li… - Angewandte …, 2020 - Wiley Online Library
A highly chemo‐and regioselective intermolecular 1, 2‐aryl‐aminoalkylation of alkenes by
photoredox/nickel dual catalysis is described here. This three‐component conjunctive cross …

Reductive Umpolung of Carbonyl Derivatives with Visible‐Light Photoredox Catalysis: Direct Access to Vicinal Diamines and Amino Alcohols via α‐Amino Radicals …

E Fava, A Millet, M Nakajima… - Angewandte Chemie …, 2016 - Wiley Online Library
Visible‐light‐mediated photoredox‐catalyzed aldimine–aniline and aldehyde–aniline
couplings have been realized. The reductive single electron transfer (SET) umpolung of …