Ligand-enforced geometric constraints and associated reactivity in p-block compounds

TJ Hannah, SS Chitnis - Chemical Society Reviews, 2024 - pubs.rsc.org
The geometry at an element centre can generally be predicted based on the number of
electron pairs around it using valence shell electron pair repulsion (VSEPR) theory …

Heavier tetrylene-and tetrylyne-transition metal chemistry: it's no carbon copy

TJ Hadlington - Chemical Society Reviews, 2024 - pubs.rsc.org
Since the late 19th century, heavier tetrylene-and tetrylyne-transition metal chemistry has
formed an important cornerstone in both main-group and organometallic chemistry alike …

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 …

Metallomimetic chemistry of a cationic, geometrically constrained phosphine in the catalytic hydrodefluorination and amination of Ar–F bonds

K Chulsky, I Malahov, D Bawari… - Journal of the American …, 2023 - ACS Publications
The synthesis, isolation, and reactivity of a cationic, geometrically constrained σ3-P
compound in the hexaphenyl-carbodiphosphoranyl-based pincer-type ligand (1+) are …

Synthesis and reactivity of an anti-van't Hoff/Le Bel compound with a planar tetracoordinate silicon (II) atom

C Shan, S Dong, S Yao, J Zhu… - Journal of the American …, 2023 - ACS Publications
For a long time, planar tetracoordinate carbon (ptC) represented an exotic coordination
mode in organic and organometallic chemistry, but it is now a useful synthetic building block …

Diverse Functionality of Molecular Germanium: Emerging Opportunities as Catalysts

N Mukherjee, M Majumdar - Journal of the American Chemical …, 2024 - ACS Publications
Fundamental research on germanium as the central element in compounds for bond
activation chemistry and catalysis has achieved significant feats over the last two decades …

Recent developments in calix [4] pyrrole (C4P)-based supramolecular functional systems

IA Rather, R Ali, A Ali - Organic Chemistry Frontiers, 2022 - pubs.rsc.org
The design and development of diverse functional systems in recent years have achieved a
plethora of landmarks in the two cornerstones of supramolecular chemistry, ie, molecular …

Dual reactivity of a geometrically constrained phosphenium cation

S Volodarsky, D Bawari, R Dobrovetsky - Angewandte Chemie, 2022 - Wiley Online Library
A geometrically constrained phosphenium cation in bis (pyrrolyl) pyridine based NNN pincer
type ligand (1+) was synthesized, isolated and its preliminary reactivity was studied with …

Calix [4] pyrrolato Stibenium: Lewis Superacidity by Antimony (III)‐Antimony (V) Electromerism

M Schorpp, R Yadav, D Roth… - Angewandte Chemie …, 2022 - Wiley Online Library
Lewis superacids enable the activation of highly inert substrates. However, the permanent
presence of a Lewis superacidic center comes along with a constantly increased intolerance …