Anomeric effect, hyperconjugation and electrostatics: Lessons from complexity in a classic stereoelectronic phenomenon

IV Alabugin, L Kuhn, NV Krivoshchapov… - Chemical Society …, 2021 - pubs.rsc.org
Understanding the interplay of multiple components (steric, electrostatic, stereoelectronic,
dispersive, etc.) that define the overall energy, structure, and reactivity of organic molecules …

Exploiting photoredox catalysis for carbohydrate modification through C–H and C–C bond activation

A Shatskiy, EV Stepanova, MD Kärkäs - Nature Reviews Chemistry, 2022 - nature.com
Photoredox catalysis has recently emerged as a powerful synthetic platform for accessing
complex chemical structures through non-traditional bond disconnection strategies that …

Carboxylic acid directed γ-lactonization of unactivated primary C–H bonds catalyzed by Mn complexes: application to stereoselective natural product diversification

A Call, M Cianfanelli, P Besalú-Sala… - Journal of the …, 2022 - ACS Publications
Reactions that enable selective functionalization of strong aliphatic C–H bonds open new
synthetic paths to rapidly increase molecular complexity and expand chemical space …

Alkanes in minisci-type reaction under photocatalytic conditions with hydrogen evolution

L Laze, B Quevedo-Flores, I Bosque… - Organic …, 2023 - ACS Publications
We report herein a protocol for the selective activation of C (sp 3)–H bonds based on the
interplay of two readily available organic catalysts and their successful implementation in …

[HTML][HTML] Catalytic synthesis of new pyrazolo [3,4-b] pyridine via a cooperative vinylogous anomeric-based oxidation

H Sepehrmansourie, M Zarei, MA Zolfigol, S Babaee… - Scientific Reports, 2022 - nature.com
In this study, a novel nano-magnetic metal–organic frameworks based on Fe3O4 namely
Fe3O4@ MIL-101 (Cr)-N (CH2PO3) 2 was synthesized and fully characterized. The …

[HTML][HTML] Anodic electrosynthesis of MIL-53(Al)-N(CH2PO3H2)2 as a mesoporous catalyst for synthesis of novel (N-methyl-pyrrol)-pyrazolo[3,4-b]pyridines via a …

S Kalhor, M Zarei, MA Zolfigol, H Sepehrmansourie… - Scientific Reports, 2021 - nature.com
In this paper, the MIL-53 (Al)-NH2 metal–organic frameworks (MOFs) was prepared based
on the anodic electrosynthesis under green conditions. The anodic electrosynthesis as an …

[HTML][HTML] Diverse synthesis of C2-linked functionalized molecules via molecular glue strategy with acetylene

B Yang, S Lu, Y Wang, S Zhu - Nature Communications, 2022 - nature.com
As the simplest alkyne and an abundant chemical feedstock, acetylene is an ideal two-
carbon building block. However, in contrast to substituted alkynes, catalytic methods to …

Hole Catalysis of Cycloaddition Reactions: How to Activate and Control Oxidant Upconversion in Radical-Cationic Diels–Alder Reactions

BK Chabuka, IV Alabugin - Journal of the American Chemical …, 2023 - ACS Publications
In order to use holes as catalysts, the oxidized product should be able to transfer the hole to
a fresh reactant. For that, the hole-catalyzed reaction must increase the oxidation potential …

Application of Metal–Organic Frameworks with Sulfonic Acid Tags in the Synthesis of Pyrazolo[3,4-b]pyridines via a Cooperative Vinylogous Anomeric-Based …

H Sepehrmansourie, M Mohammadi Rasooll… - Inorganic …, 2023 - ACS Publications
Herein, we report the design and synthesis of Co-MOF-71/imidazole/SO3H as a novel
porous catalyst with sulfonic acid tags. The structure and morphology of the catalyst were …

Carboxylate as a Non-innocent L-Ligand: Computational and Experimental Search for Metal-Bound Carboxylate Radicals

L Kuhn, VA Vil', YA Barsegyan, AO Terent'ev… - Organic …, 2022 - ACS Publications
We show that the carboxylate radical acts as an L-ligand with certain high-spin transition
metal centers. Such coordination preserves the O-radical character needed for C–H …