A Visible‐Light‐Mediated Oxidative CN Bond Formation/Aromatization Cascade: Photocatalytic Preparation of N‐Arylindoles

S Maity, N Zheng - Angewandte Chemie International Edition, 2012 - Wiley Online Library
Indoles are heterocyclic motifs that are embedded in a large number of bioactive natural
products and pharmaceuticals.[1] As such, the search for sustainable and more efficient …

Visible-light photoredox catalysis: aza-Henry reactions via C− H functionalization

AG Condie, JC Gonzalez-Gomez… - Journal of the …, 2010 - ACS Publications
We report the application of visible-light photoredox catalysis for the formation of C− C
bonds between tertiary N-arylamines and nitroalkanes via an oxidative aza-Henry reaction …

[PDF][PDF] Visible‐Light‐Promoted C C Bond Cleavage: Photocatalytic Generation of Iminium Ions and Amino Radicals

S Cai, X Zhao, X Wang, Q Liu, Z Li… - Angewandte Chemie …, 2012 - academia.edu
Although the use of photons as reagents has enjoyed an incredibly rich history,[1] the use of
photons of red-shifted wavelengths, particularly those extending into what is known as the …

Visible light mediated aryl migration by homolytic C− N cleavage of aryl amines

D Alpers, KP Cole… - Angewandte Chemie …, 2018 - Wiley Online Library
The photocatalytic preparation of aminoalkylated heteroarenes from haloalkylamides via a
1, 4‐aryl migration from nitrogen to carbon, conceptually analogous to a radical Smiles …

Tandem Organocatalysis and Photocatalysis: An Anthraquinone‐Catalyzed Indole‐C3‐Alkylation/Photooxidation/1, 2‐Shift Sequence

S Lerch, LN Unkel, M Brasholz - … Chemie International Edition, 2014 - Wiley Online Library
Quinones exhibit orthogonal ground‐and excited‐state reactivities and are therefore highly
suitable organocatalysts for the development of sequential catalytic processes. Herein, the …

Synthetic utilization of α-aminoalkyl radicals and related species in visible light photoredox catalysis

K Nakajima, Y Miyake… - Accounts of chemical …, 2016 - ACS Publications
Conspectus Single electron oxidation of amines provides an efficient way to access
synthetically useful α-aminoalkyl radicals as reactive intermediates. After the single electron …

Radical redox annulations: a general light-driven method for the synthesis of saturated heterocycles

PRD Murray, INM Leibler, SM Hell, E Villalona… - ACS …, 2022 - ACS Publications
We introduce here a two-component annulation strategy that provides access to a diverse
collection of five-and six-membered saturated heterocycles from aryl alkenes and a family of …

Photochemical generation of nitrogen-centered amidyl, hydrazonyl, and imidyl radicals: methodology developments and catalytic applications

MD Karkas - ACS Catalysis, 2017 - ACS Publications
During the past decade, visible light photocatalysis has become a powerful synthetic
platform for promoting challenging bond constructions under mild reaction conditions. These …

A photoredox catalyzed radical–radical coupling reaction: facile access to multi-substituted nitrogen heterocycles

W Li, Y Duan, M Zhang, J Cheng, C Zhu - Chemical Communications, 2016 - pubs.rsc.org
Visible light induced photoredox catalysis is an efficient method for radical activation.
Herein, we report the photoredox catalysis involving an intramolecular radical–radical …

The prowess of photogenerated amine radical cations in cascade reactions: from carbocycles to heterocycles

SA Morris, J Wang, N Zheng - Accounts of Chemical Research, 2016 - ACS Publications
Conspectus Cascade reactions represent a class of ideal organic reactions because they
empower efficiency, elegance, and novelty. However, development of cascade reactions …