Strategies and Mechanisms of First-Row Transition Metal-Regulated Radical C–H Functionalization

X Wang, J He, YN Wang, Z Zhao, K Jiang… - Chemical …, 2024 - ACS Publications
Radical C–H functionalization represents a useful means of streamlining synthetic routes by
avoiding substrate preactivation and allowing access to target molecules in fewer steps. The …

Bioinspired Non‐Heme Mn Catalysts for Regio‐ and Stereoselective Oxyfunctionalizations with H2O2

RV Ottenbacher, AA Bryliakova… - … A European Journal, 2023 - Wiley Online Library
In recent years, metalloenzymes‐mediated highly selective oxidations of organic substrates
under mild conditions have been inspiration for develo** synthetic bioinspired catalyst …

Hydrogen bonding-assisted and nonheme manganese-catalyzed remote hydroxylation of C–H bonds in nitrogen-containing molecules

J Chen, W Song, J Yao, Z Wu, YM Lee… - Journal of the …, 2023 - ACS Publications
The development of catalytic systems capable of oxygenating unactivated C–H bonds with
excellent site-selectivity and functional group tolerance under mild conditions remains a …

Highly Enantioselective Catalytic Lactonization at Nonactivated Primary and Secondary γ-C–H Bonds

A Call, G Capocasa, A Palone, L Vicens… - Journal of the …, 2023 - ACS Publications
Chiral oxygenated aliphatic moieties are recurrent in biological and pharmaceutically
relevant molecules and constitute one of the most versatile types of functionalities for further …

Transition Metal-Catalyzed Direct Stereoselective Oxygenations of C(sp3)–H Groups

KP Bryliakov - ACS Catalysis, 2023 - ACS Publications
Designing catalytic approaches to deliberate and selective C–H activation was listed by
Bergman among the “Holy Grails” of synthetic chemistry in 1995, and continues to be a hot …

C–H Bonds as Functional Groups: Simultaneous Generation of Multiple Stereocenters by Enantioselective Hydroxylation at Unactivated Tertiary C–H Bonds

A Palone, G Casadevall, S Ruiz-Barragan… - Journal of the …, 2023 - ACS Publications
Enantioselective C–H oxidation is a standing chemical challenge foreseen as a powerful
tool to transform readily available organic molecules into precious oxygenated building …

Catalyst and Medium Control over Rebound Pathways in Manganese-Catalyzed Methylenic C–H Bond Oxidation

M Galeotti, M Bietti, M Costas - Journal of the American Chemical …, 2024 - ACS Publications
The C (sp3)–H bond oxygenation of a variety of cyclopropane containing hydrocarbons with
hydrogen peroxide catalyzed by manganese complexes containing aminopyridine …

Substitution, Elimination, and Integration of Methyl Groups in Terpenes Initiated by C–H Bond Functionalization

YC Kang, RT Wetterer, RR Karimov, M Kojima… - ACS Central …, 2024 - ACS Publications
Methyl groups are ubiquitous in natural products and biologically active compounds, but
methods for their selective transformation in such structures are limited. For example …

Strain-enabled radical spirocyclization cascades: rapid access to spirocyclobutyl lactones and–lactams

K Das, A Pedada, T Singha, DP Hari - Chemical Science, 2024 - pubs.rsc.org
Spirocyclobutane derivatives have gained significant attention in drug discovery programs
due to their broad spectrum of biological activities and clinical applications. Ring-strain in …

Manganese-Catalyzed Regioselective C–H Lactonization and Hydroxylation of Fatty Acids with H2O2

VI Kurganskiy, RV Ottenbacher, MV Shashkov… - Organic …, 2022 - ACS Publications
Herein, we report the direct selective C–H lactonization of fatty acids (C5–C16), catalyzed by
manganese (II) complexes bearing bis-amino-bis-pyridine ligands. The catalyst system uses …