Weak-coordination in C–H bond functionalizations catalyzed by 3d metals

R Mandal, B Garai, B Sundararaju - ACS Catalysis, 2022 - ACS Publications
Transition-metal-catalyzed C–H bond functionalizations have had an enormous influence on
organic synthesis in recent times. However, the use of low-abundance 4d and 5d metals is …

O-Directed C–H functionalization via cobaltacycles: a sustainable approach for C–C and C–heteroatom bond formations

SK Banjare, T Nanda, BV Pati, P Biswal… - Chemical …, 2021 - pubs.rsc.org
This review focuses on providing comprehensive highlights of the recent advances in the
field of cobalt-catalysed C–H functionalization and related synthetic concepts, relying on …

Traceless directing groups in sustainable metal-catalyzed C–H activation

A Zarkadoulas, I Zgouleta, NV Tzouras… - Catalysts, 2021 - mdpi.com
Sustainable transformations towards the production of valuable chemicals constantly attract
interest, both in terms of academic and applied research. C–H activation has long been …

Dynamic weak coordination bonding of chlorocarbons enhances the catalytic performance of a metal–organic framework material

SH Park, RA Peralta, D Moon, NC Jeong - Journal of Materials …, 2022 - pubs.rsc.org
Coordination bondings have shown their critical roles in various inorganic reactions after
Alfred Werner; however, it remains challenging to find extremely weak coordination bonding …

Direct observation of the microscopic reverse of the ubiquitous concerted metalation deprotonation step in C–H bond activation catalysis

LA Hammarback, BJ Aucott, JTW Bray… - Journal of the …, 2021 - ACS Publications
The ability of carboxylate groups to promote the direct functionalization of C–H bonds in
organic compounds is unquestionably one of the most important discoveries in modern …

Carbamates: A Directing Group for Selective C–H Amidation and Alkylation under Cp* Co (III) Catalysis

SS Bera, MS Maji - Organic letters, 2020 - ACS Publications
The selective reactivity of carbamate and thiocarbamate toward alkylation and amidation is
reported under stable, high-valent, cost-effective cobalt (III) catalysis. This method reveals …

Cp*CoIII-Catalyzed C(7)–H Bond Annulation of Indolines with Alkynes

R Mandal, B Garai, B Sundararaju - The Journal of Organic …, 2021 - ACS Publications
An efficient protocol for the synthesis of biologically essential pyrroloquinolinones has been
developed under Cp* CoIII catalysis, which involves a cascade reaction of C (7)–H …

A comprehensive understanding of carbon–carbon bond formation by alkyne migratory insertion into manganacycles

LA Hammarback, JB Eastwood, TJ Burden… - Chemical …, 2022 - pubs.rsc.org
Migratory insertion (MI) is one of the most important processes underpinning the transition
metal-catalysed formation of C–C and C–X bonds. In this work, a comprehensive model of …

C–H Activation by Isolable Cationic Bis (phosphine) Cobalt (III) Metallacycles

WG Whitehurst, J Kim, SG Koenig… - Journal of the American …, 2022 - ACS Publications
Five-and six-coordinate cationic bis (phosphine) cobalt (III) metallacycle complexes were
synthesized with the general structures,[(depe) Co (cycloneophyl)(L)(L′)][BArF4](depe= 1 …

Inherent directing group-enabled Co (iii)-catalyzed C–H allylation/vinylation of isoquinolones

T Sharma, D Chandra, U Sharma - Chemical Communications, 2024 - pubs.rsc.org
Co (III)-catalysed site-selective C8-allylation and vinylation of isoquinolones with allyl
acetate and vinyl acetates has been accomplished. The oxo group of isoquinolone has been …