Alkoxy radicals see the light: new paradigms of photochemical synthesis

L Chang, Q An, L Duan, K Feng, Z Zuo - Chemical Reviews, 2021 - ACS Publications
Alkoxy radicals are highly reactive species that have long been recognized as versatile
intermediates in organic synthesis. However, their development has long been impeded due …

Oxygen activation and radical transformations in heme proteins and metalloporphyrins

X Huang, JT Groves - Chemical reviews, 2017 - ACS Publications
As a result of the adaptation of life to an aerobic environment, nature has evolved a panoply
of metalloproteins for oxidative metabolism and protection against reactive oxygen species …

Identification of alkoxy radicals as hydrogen atom transfer agents in Ce-catalyzed C–H functionalization

Q An, YY Xing, R Pu, M Jia, Y Chen, A Hu… - Journal of the …, 2022 - ACS Publications
The intermediacy of alkoxy radicals in cerium-catalyzed C–H functionalization via H-atom
abstraction has been unambiguously confirmed. Catalytically relevant Ce (IV)–alkoxide …

Electronic control over site-selectivity in hydrogen atom transfer (HAT) based C (sp 3)–H functionalization promoted by electrophilic reagents

M Galeotti, M Salamone, M Bietti - Chemical Society Reviews, 2022 - pubs.rsc.org
The direct functionalization of C (sp3)–H bonds represents one of the most investigated
approaches to develop new synthetic methodology. Among the available strategies for …

The interplay of polar effects in controlling the selectivity of radical reactions

A Ruffoni, RC Mykura, M Bietti, D Leonori - Nature Synthesis, 2022 - nature.com
Radical reactivity is a powerful tool for molecular construction that often provides bond-
forming strategies and retrosynthetic disconnections complementary to those available …

Cerium-catalyzed C–H functionalizations of alkanes utilizing alcohols as hydrogen atom transfer agents

Q An, Z Wang, Y Chen, X Wang, K Zhang… - Journal of the …, 2020 - ACS Publications
Modern photoredox catalysis has traditionally relied upon metal-to-ligand charge-transfer
(MLCT) excitation of metal polypyridyl complexes for the utilization of light energy for the …

Direct α-alkylation of primary aliphatic amines enabled by CO2 and electrostatics

J Ye, I Kalvet, F Schoenebeck, T Rovis - Nature chemistry, 2018 - nature.com
Primary aliphatic amines are important building blocks in organic synthesis due to the
presence of a synthetically versatile NH2 group. N-functionalization of primary amines is …

Anti-Markovnikov hydrochlorination and hydronitrooxylation of α-olefins via visible-light photocatalysis

J Kim, X Sun, BA van der Worp, T Ritter - Nature Catalysis, 2023 - nature.com
Conventional hydrofunctionalization of α-olefins with mineral acids proceeds with
Markovnikov selectivity to afford branched isomers. The direct formation of linear …

Chemical versatility of azide radical: journey from a transient species to synthetic accessibility in organic transformations

M Shee, NDP Singh - Chemical Society Reviews, 2022 - pubs.rsc.org
The generation of azide radical (N3˙) occurs from its precursors primarily via a single
electron transfer (SET) process or homolytic cleavage by chemical methods or advanced …

Free Radical Functionalization of Organic Compounds Catalyzed by N-Hydroxyphthalimide

F Recupero, C Punta - Chemical Reviews, 2007 - ACS Publications
In the future, standard procedures for chemical processes should require only inexpensive
reagents used in standard equipment under the mildest possible conditions, and they …