C (sp 3)–H functionalization with isocyanides

W Wang, T Liu, CH Ding, B Xu - Organic Chemistry Frontiers, 2021 - pubs.rsc.org
Isocyanides are well known for their multi-component reactions (MCR), such as the
Passerini reaction and the Ugi reaction, with diverse molecular skeletons, high functional …

Recent advances in reactions using diacyl peroxides as sources of O-and C-functional groups

S Kawamura, S Mukherjee, M Sodeoka - Organic & Biomolecular …, 2021 - pubs.rsc.org
Diacyl peroxides,(RCO2) 2, are readily available and widely used reagents for organic
synthesis, because they can serve as electrophiles, oxidants, and radical sources. Recently …

Electrochemical Benzylic C–H Functionalization with Isocyanides

S Tang, R Guillot, L Grimaud, MR Vitale… - Organic Letters, 2022 - ACS Publications
We report the challenging direct carbamoylation or cyanation of benzylic C (sp3)–H bonds
with an isocyanide via an electrochemical process giving rise to structures that are …

Oxidative Imidation of Benzylic and Cycloalkane C(sp3)–H Bond Donors Using N-Aroyloxyquinuclidinium Salts and Nitriles under Photoredox Catalysis

M Hitt, A Norris, AN Vedernikov - Organic Letters, 2023 - ACS Publications
A series of N-aroyloxyquinuclidinium salts were prepared and used as reagents to perform
efficient three-component Ritter–Mumm-type oxidative C–H imidation of donors of 1° and 2° …

Visible-light photocatalytic metal-free multicomponent Ugi-like chemistry

C Russo, G Graziani, R Cannalire, GC Tron… - Green …, 2022 - pubs.rsc.org
The possibility of harnessing the photoactivity of isocyanides in the development of metal-
free Ugi-like visible light photo-triggered multicomponent transformations has been reported …

Selective α-oxidation of amides via visible-light-driven iron catalysis

SH Liu, ZC Dong, ZL Zang, CH Zhou… - Organic & Biomolecular …, 2024 - pubs.rsc.org
Hydroxyl radicals (˙ OH) as one of the highly reactive species can react unselectively with a
wide range of chemicals. The˙ OH radicals are typically generated under harsh conditions …

Additions of Aldehyde-Derived Radicals and Nucleophilic N-Alkylindoles to Styrenes by Photoredox Catalysis

M Lux, M Klussmann - Organic letters, 2020 - ACS Publications
The consecutive addition of acyl radicals and N-alkylindole nucleophiles to styrenes was
established, as well as some additional radical–nucleophile combinations. Both aryl and …

Electrochemical Dehydrogenative C(sp2)−H Amination

M Puthanveedu, V Khamraev, L Brieger… - … A European Journal, 2021 - Wiley Online Library
A transition‐metal‐free direct electrolytic C− H amination involving an electrochemically
generated nitrenium ion intermediate has been developed. The electrosynthesis takes place …

Visible‐light‐driven α‐Oxidation of Amide C(sp3)−H Bonds to Imides via N‐Bromosuccinimide and Water

HH Chang, XX He, ZL Zang, CH Zhou… - Asian Journal of …, 2022 - Wiley Online Library
An efficient, metal‐free oxidation method of the N‐ortho C (sp3)− H bond of amide via visible‐
light irradiation has been developed. A broad range of imides can be facilely obtained at …

Multigram Scale Synthesis of Piperarborenines CE

JM Lenihan, MJ Mailloux, AB Beeler - Organic Process Research …, 2022 - ACS Publications
We report the multigram scale synthesis of heterodimeric β-truxinic imides piperarborenines
CE using a catechol-tethered diastereoselective intramolecular [2+ 2] photocycloaddition …