The persistent radical effect in organic synthesis

D Leifert, A Studer - Angewandte Chemie International Edition, 2020 - Wiley Online Library
Radical–radical couplings are mostly nearly diffusion‐controlled processes. Therefore, the
selective cross‐coupling of two different radicals is challenging and not a synthetically …

Metal-Catalyzed Enantioconvergent Transformations

M Yus, C Nájera, F Foubelo, JM Sansano - Chemical Reviews, 2023 - ACS Publications
Enantioconvergent catalysis has expanded asymmetric synthesis to new methodologies
able to convert racemic compounds into a single enantiomer. This review covers recent …

Ruthenium (II)/Imidazolidine Carboxylic Acid‐Catalyzed C− H Alkylation for Central and Axial Double Enantio‐Induction

Y Li, YC Liou, JCA Oliveira… - Angewandte Chemie …, 2022 - Wiley Online Library
Enantioselective C− H activation has surfaced as a transformative toolbox for the efficient
assembly of chiral molecules. However, despite of major advances in rhodium and …

Nickel-catalyzed enantioconvergent reductive hydroalkylation of olefins with α-heteroatom phosphorus or sulfur alkyl electrophiles

SJ He, JW Wang, Y Li, ZY Xu, XX Wang… - Journal of the …, 2019 - ACS Publications
Substantial advances in enantioconvergent C (sp3)–C (sp3) bond formation reactions have
been made in recent years through the use of transition-metal-catalyzed cross-coupling …

Recent Advances in C(sp3)–C(sp3) Cross-Coupling Chemistry: A Dominant Performance of Nickel Catalysts

R Kranthikumar - Organometallics, 2022 - ACS Publications
The formation of a new C–C bond at sp3-hybridized centers is highly desirable, as it opens
up a unique, unexplored chemical space. The revolutionary discoveries in this field meet the …

Beyond Carbon: Enantioselective and enantiospecific reactions with catalytically generated boryl-and silylcopper intermediates

W Xue, M Oestreich - ACS Central Science, 2020 - ACS Publications
Catalytic asymmetric C–C bond formation with alkylcopper intermediates as carbon
nucleophiles is now textbook chemistry. Related chemistry with boron and silicon …

Ketones from Nickel‐Catalyzed Decarboxylative, Non‐Symmetric Cross‐Electrophile Coupling of Carboxylic Acid Esters

J Wang, BP Cary, PD Beyer, SH Gellman… - Angewandte …, 2019 - Wiley Online Library
Synthesis of the C− C bonds of ketones relies upon one high‐availability reagent (carboxylic
acids) and one low‐availability reagent (organometallic reagents or alkyl iodides). We …

Der “Persistent Radical Effect” in der organischen Chemie

D Leifert, A Studer - Angewandte Chemie, 2020 - Wiley Online Library
Abstract Radikal‐Radikal‐Kupplungen sind nahezu diffusionskontrollierte Prozesse. Daher
sind selektive Kreuzkupplungen zweier unterschiedlicher Radikale schwierig zu realisieren …

Photochemical, Nickel-Catalyzed C(sp3)–C(sp3) Reductive Cross-Coupling of α-Silylated Alkyl Electrophiles and Allylic Sulfones

Y Xu, M Zhang, M Oestreich - ACS Catalysis, 2022 - ACS Publications
A nickel-catalyzed C (sp3)–C (sp3) cross-electrophile coupling between α-silylated alkyl
bromides and an allylic sulfone is reported. Instead of a metal as the stoichiometric …

Enantioselective and Regiodivergent Synthesis of Propargyl‐and Allenylsilanes through Catalytic Propargylic C− H Deprotonation

J Zhu, H Xiang, H Chang, JC Corcoran… - Angewandte …, 2024 - Wiley Online Library
We report a highly enantioselective intermolecular C− H bond silylation catalyzed by a
phosphoramidite‐ligated iridium catalyst. Under reagent‐controlled protocols …