Iron and cobalt catalysis: new perspectives in synthetic radical chemistry

SH Kyne, G Lefèvre, C Ollivier, M Petit… - Chemical Society …, 2020 - pubs.rsc.org
This review deals with some key synthetic developments based on the use of iron or cobalt
complexes to promote radical reactivity which have been devised over the last decades. We …

Cobalt-catalyzed cross-couplings between alkyl halides and Grignard reagents

A Guérinot, J Cossy - Accounts of Chemical Research, 2020 - ACS Publications
Conspectus Metal-catalyzed cross-couplings have emerged as essential tools for the
construction of C–C bonds. The identification of efficient catalytic systems as well as large …

Access to chiral diamine derivatives through stereoselective Cu-catalyzed reductive coupling of imines and allenamides

T Agrawal, RT Martin, S Collins, Z Wilhelm… - The Journal of …, 2021 - ACS Publications
Chiral 1, 2-diamino compounds are important building blocks in organic chemistry for
biological applications and as asymmetric inducers in stereoselective synthesis that are …

One-pot construction of diverse β-lactam scaffolds via the green oxidation of amines and its application to the diastereoselective synthesis of β-amino acids

Y Yamamoto, S Kodama, R Nishimura… - The Journal of …, 2021 - ACS Publications
In this study, a simple one-pot construction of β-lactam scaffolds was successfully achieved
via 4, 6-dihydroxysalicylic acid-catalyzed organocatalytic oxidation of amines to imines …

Phenoxythiazoline (FTz)‐Cobalt(II) Precatalysts Enable C(sp2)–C(sp3) Bond‐Formation for Key Intermediates in the Synthesis of Toll‐like Receptor 7/8 Antagonists …

LR Mills, F Di Mare, D Gygi, H Lee… - Angewandte …, 2023 - Wiley Online Library
Abstract Evaluation of the relative rates of the cobalt‐catalyzed C (sp2)–C (sp3) Suzuki–
Miyaura cross‐coupling between the neopentylglycol ester of 4‐fluorophenylboronic acid …

Heteroarylation of Congested α-Bromoamides with Imidazo-Heteroarenes and Indolizines via Aza-Oxyallyl Cations: Enroute to Dibenzoazepinone and Zolpidem …

E Sathish, AK Gupta, Deeksha, SK Mishra… - The Journal of …, 2022 - ACS Publications
Herein, we report a highly efficient and unprecedented approach for heteroarylation of
congested α-bromoamides via electrophilic aromatic substitution of imidazo-heteroarenes …

SO2-Extrusive 1, 4-(Het) Aryl Migration: Synthesis of α-Aryl Amides and Related Reactions

G Nicolas, A Guérinot, J Cossy - Synthesis, 2023 - thieme-connect.com
(Het) aryl migration has emerged as a key synthetic tool and has particularly been exploited
for the synthesis of α-aryl amides. This method overcomes the existing α-arylation methods …

Cobalt-Catalyzed C–C Coupling Reactions with Csp3 Electrophiles

J Li - CC Cross Couplings with 3d Base Metal Catalysts, 2023 - Springer
Carbon–carbon bond construction is a long-standing challenge in synthetic organic
chemistry. In the recent years, transition-metal-catalyzed C–C bond forming reactions have …

Stereoselective cobalt-catalyzed cross-coupling reactions of arylzinc chlorides with α-bromolactones and related derivatives

MS Hofmayer, A Sunagatullina, D Brösamlen… - Organic …, 2020 - ACS Publications
α-Bromolactones bearing a substituent in the β-position undergo a highly trans-
diastereoselective arylation with arylzinc chlorides in the presence of 10–20% CoCl2 and 10 …

Forging Structural Complexity: Diastereoselective Synthesis of Densely Substituted β-Lactams with Dual Functional Handles for Enhanced Core Modifications

AMR Treviño, P Loch-Temzelides, S Pandiri… - Chemical …, 2024 - pubs.rsc.org
The preparation of the β-lactam motif containing both C–Br and N–O bonds as functional
handles remains an unmet synthetic challenge. Described herein is a novel and highly …