Silylium Ions: From Elusive Reactive Intermediates to Potent Catalysts

HFT Klare, L Albers, L Süsse, S Keess… - Chemical …, 2021 - ACS Publications
The history of silyl cations has all the makings of a drama but with a happy ending. Being
considered reactive intermediates impossible to isolate in the condensed phase for …

Binding, Sensing, And Transporting Anions with Pnictogen Bonds: The Case of Organoantimony Lewis Acids

BL Murphy, FP Gabbaï - Journal of the American Chemical …, 2023 - ACS Publications
Motivated by the discovery of main group Lewis acids that could compete or possibly
outperform the ubiquitous organoboranes, several groups, including ours, have engaged in …

What distinguishes the strength and the effect of a Lewis acid: analysis of the Gutmann–Beckett method

P Erdmann, L Greb - Angewandte Chemie, 2022 - Wiley Online Library
IUPAC defines Lewis acidity as the thermodynamic tendency for Lewis pair formation. This
strength property was recently specified as global Lewis acidity (gLA), and is gauged for …

Calix[4]pyrrolato-germane-(thf)2: Unlocking the Anti-van't Hoff–Le Bel Reactivity of Germanium(IV) by Ligand Dissociation

R Yadav, P Janßen, M Schorpp… - Journal of the American …, 2023 - ACS Publications
Anti-van't Hoff–Le Bel configured p-block element species possess intrinsically high
reactivity and are thus challenging to isolate. Consequently, numerous elements in this …

An easy-to-perform evaluation of steric properties of Lewis acids

L Zapf, M Riethmann, SA Föhrenbacher, M Finze… - Chemical …, 2023 - pubs.rsc.org
Steric and electronic effects play a very important role in chemistry, as these effects influence
the shape and reactivity of molecules. Herein, an easy-to-perform approach to assess and …

Deoxyfluorination of 1°, 2°, and 3° Alcohols by Nonbasic O–H Activation and Lewis Acid-Catalyzed Fluoride Shuttling

HW Moon, MN Lavagnino, S Lim… - Journal of the …, 2023 - ACS Publications
A method for deoxyfluorination of aliphatic primary, secondary, and tertiary alcohols is
reported, employing a nontrigonal phosphorus triamide for base-free alcohol activation in …

σ‐Hole Interactions in Catalysis

M Breugst, JJ Koenig - European Journal of Organic Chemistry, 2020 - Wiley Online Library
Noncovalent interactions like halogen, chalcogen, and pnictogen bonding are known for a
very long time. During the last decade, these interactions have found different applications in …

Challenging an old paradigm by demonstrating transition metal-like chemistry at a neutral nonmetal center

D Biskup, G Schnakenburg, RT Boeré… - Nature …, 2023 - nature.com
We describe nonmetal adducts of the phosphorus center of terminal phosphinidene
complexes using classical C-and N-ligands from metal coordination chemistry. The nature of …

A Bidentate Antimony Pnictogen Bonding Host System

JL Beckmann, J Krieft, YV Vishnevskiy… - Angewandte Chemie …, 2023 - Wiley Online Library
A bidentate pnictogen bonding host‐system based on 1, 8‐diethynylanthracene was
synthesized by a selective tin‐antimony exchange reaction and investigated regarding its …

Aluminum(III) Cations [(NHC) ⋅ AlMes2]+: Synthesis, Characterization, and Application in FLP‐Chemistry

L Werner, J Hagn, J Walpuski… - Angewandte Chemie …, 2023 - Wiley Online Library
The three‐coordinate aluminum cations ligated by N‐heterocyclic carbenes (NHCs)[(NHC)⋅
AlMes2]+[B (C6F5) 4]−(NHC= IMeMe 4, IiPrMe 5, IiPr 6, Mes= 2, 4, 6‐trimethylphenyl) were …