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 …

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 …

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 …

Asymmetric radical bicyclization for stereoselective construction of tricyclic chromanones and chromanes with fused cyclopropanes

WCC Lee, J Wang, Y Zhu… - Journal of the American …, 2023 - ACS Publications
Asymmetric radical bicyclization processes have been developed via metalloradical
catalysis (MRC) to stereoselectively construct chiral chromanones and chromanes bearing …

New mode of asymmetric induction for enantioselective radical N-heterobicyclization via kinetically stable chiral radical center

H Xu, DS Wang, Z Zhu, A Deb, XP Zhang - Chem, 2024 - cell.com
Enantioselective radical N-heterobicyclization of N-allylsulfamoyl azides has been
developed via metalloradical catalysis (MRC). The Co (II)-based catalytic system can …

Iron‐Catalyzed Intermolecular C− H Amination Assisted by an Isolated Iron‐Imido Radical Intermediate

E Zars, L Pick, A Swain, M Bhunia… - Angewandte Chemie …, 2023 - Wiley Online Library
Here we report the use of a base metal complex [(tBupyrpyrr2) Fe (OEt2)](1‐
OEt2)(tBupyrpyrr22−= 3, 5‐tBu2‐bis (pyrrolyl) pyridine) as a catalyst for intermolecular …

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 …

Electrochemical Oxidative C–H Amination through a Ritter-Type Reaction

Y Xu, Q Li, R Ye, B Xu, X Zhou - The Journal of Organic Chemistry, 2023 - ACS Publications
A straightforward strategy for direct benzylic C–H bond amination via an electrochemical
Ritter-type reaction is developed. The reaction demonstrates simpler and milder reaction …