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 …

Transition‐Metal‐Catalyzed Denitrogenative Annulation to Access High‐Valued N‐Heterocycles

SK Das, S Roy, B Chattopadhyay - … Chemie International Edition, 2023 - Wiley Online Library
Over the past few years, the development of efficient methods to construct high‐valued N‐
heterocyclic molecules have received massive attention owing to their extensive application …

Iron (III)-based metalloradical catalysis for asymmetric cyclopropanation via a stepwise radical mechanism

WCC Lee, DS Wang, Y Zhu, XP Zhang - Nature Chemistry, 2023 - nature.com
Metalloradical catalysis (MRC) exploits the metal-centred radicals present in open-shell
metal complexes as one-electron catalysts for the generation of metal-stabilized organic …

Iron-Catalyzed Intermolecular Amination of Benzylic C(sp3)–H Bonds

H Khatua, S Das, S Patra, SK Das, S Roy… - Journal of the …, 2022 - ACS Publications
A catalytic system for intermolecular benzylic C (sp3)–H amination is developed utilizing 1,
2, 3, 4-tetrazole as a nitrene precursor via iron catalysis. This method enables direct …

Iron-Catalyzed Intermolecular C–N Cross-Coupling Reactions via Radical Activation Mechanism

S Das, AW Ehlers, S Patra, B de Bruin… - Journal of the …, 2023 - ACS Publications
A concept for intermolecular C–N cross-coupling amination has been discovered using
tetrazoles and aromatic and aliphatic azides with boronic acids under iron-catalyzed …

Intermolecular Enantioselective Benzylic C(sp3)−H Amination by Cationic Copper Catalysis**

L Dai, YY Chen, LJ Xiao… - Angewandte Chemie …, 2023 - Wiley Online Library
Chiral benzylic amines are privileged motifs in pharmacologically active molecules.
Intramolecular enantioselective radical C (sp3)− H functionalization by hydrogen‐atom …

Direct synthesis of branched amines enabled by dual-catalyzed allylic C─ H amination of alkenes with amines

YF Ren, BH Chen, XY Chen, HW Du, YL Li, W Shu - Science Advances, 2024 - science.org
Direct conversion of hydrocarbons into amines represents an important and atom-economic
goal in chemistry for decades. However, intermolecular cross-coupling of terminal alkenes …

Metalloradical Catalysis: General Approach for Controlling Reactivity and Selectivity of Homolytic Radical Reactions

WCC Lee, XP Zhang - Angewandte Chemie International …, 2024 - Wiley Online Library
Since Friedrich Wöhler's groundbreaking synthesis of urea in 1828, organic synthesis over
the past two centuries has predominantly relied on the exploration and utilization of …

Palladium(II)‐Catalyzed Nondirected Late‐Stage C(sp2)−H Deuteration of Heteroarenes Enabled Through a Multi‐Substrate Screening Approach

J Dey, S Kaltenberger… - Angewandte Chemie …, 2024 - Wiley Online Library
The importance of deuterium labelling in a variety of applications, ranging from mechanistic
studies to drug‐discovery, has spurred immense interest in the development of new …

How Axial Coordination Regulates the Electronic Structure and C–H Amination Reactivity of Fe–Porphyrin–Nitrene?

M Mahajan, B Mondal - JACS Au, 2023 - ACS Publications
Detailed electronic structure and its correlation with the intramolecular C–H amination
reactivity of Fe–porphyrin–nitrene intermediates bearing different “axial” coordination have …