C− H Functionalization of Aldehydes and Ketones with Transient Directing Groups: Recent Developments

H Amistadi‐Revol, S Liu… - European Journal of …, 2023 - Wiley Online Library
In order to directly functionalize C− H bonds of complex molecules and, in particular, to
control the regioselectivity of the reaction, a wide range of directing groups has been used …

Palladium-Catalyzed Aerobic Oxidative Spirocyclization of Alkyl Amides with Maleimides via β-C(sp3)–H Activation

A Dutta, M Jeganmohan - Organic Letters, 2023 - ACS Publications
An efficient method for the synthesis of bicyclic spirodiamine molecules via β-C (sp3)–H
bond activation of aliphatic amides, followed by cyclization with maleimides, has been …

Catalytic asymmetric dearomative azo-Diels–Alder reaction of 2-vinlyindoles

YH Miao, ZX Zhang, XY Huang, YZ Hua, SK Jia… - Chinese Chemical …, 2024 - Elsevier
Due to the high electrophilic nature of azo-dienophiles, azo-Diels–Alder proceeds rapidly
even without the need of a catalyst and is therefore regarded as the “click reaction”. This …

The Role of Ligands and Silver (I) Additives in the Ligand-Promoted Divergent α, β-Dehydrogenation of Aliphatic Acids

Z Li, Y Tang, M Lei - ACS Catalysis, 2024 - ACS Publications
Herein, the density functional theory method was employed to investigate the mechanism of
the ligand-promoted divergent α, β-dehydrogenation of aliphatic acids. The calculated …

Ligand-enabled Ni-catalysed dicarbofunctionalisation of alkenes with diverse native functional groups

DM Wang, HM Shan, LQ She, YQ He, Y Wu… - Nature …, 2024 - nature.com
The transition metal-catalysed dicarbofunctionalisation of unactivated alkenes normally
requires exogenous strong coordinated directing groups, thus reducing the overall reaction …

Palladium-Catalyzed ortho-C–H Alkoxycarbonylation of Aromatic Aldehydes via a Transient Directing Group Strategy

S Liu, S Prévost - Organic Letters, 2023 - ACS Publications
Transient directing groups (TDGs) can be a powerful strategy for directly functionalizing C–H
bonds of aldehydes. We report a palladium-catalyzed oC–H alkoxycarbonylation of …

Palladium/Norbornene-Cocatalyzed Ortho-Amination of Aryl Iodides: A Systematic Elucidation of the Mechanisms and Roles of Cs2CO3 Base via Computational …

L Zhang, P Chen, XP Zhang, C Yang, TY Sun… - ACS …, 2023 - ACS Publications
The Catellani-type palladium/norbornene-cocatalyzed ortho-amination of aryl halides has
been widely applied. Although a Pd (0)/Pd (II)/Pd (IV) mechanism is generally adopted …

Palladium mono-N-protected amino acid complexes: experimental validation of the ligand cooperation model in C–H activation

S Fernández-Moyano, V Salamanca, AC Albéniz - Chemical Science, 2023 - pubs.rsc.org
Mechanistic proposals for the C–H activation reaction enabled by mono-N-protected amino
acid ligands (MPAAs) have been supported by DFT calculations. The direct experimental …

Distinguishing the Internal/External Base-Assisted Deprotonation Mechanisms in Aromatic C–H Activation with the Pd (II)/LA Catalyst

K Li, H Jiang, S Dong, Z Chen, G Yin - Organometallics, 2024 - ACS Publications
Base-assisted deprotonation was well acknowledged in versatile transition metal ion-
catalyzed C–H activation mechanisms. However, the pathway of deprotonation, that is …

Pd (II)-Mediated Activation of Halonitriles in Different Solvents: Role of Noncovalent Interactions and Isolation of a Pd (0)/Pd (II) Complex

AV Gurbanov, RM Gomila, A Frontera… - Crystal Growth & …, 2023 - ACS Publications
Noncovalent interactions and the coordination bond-assisted capture of Pd (0) in
supramolecular cavities of bis (2, 4-bis (trichloromethyl)-1, 3, 5-triazapentadienato)-Pd (II) is …