NHCs in main group chemistry

V Nesterov, D Reiter, P Bag, P Frisch, R Holzner… - Chemical …, 2018 - ACS Publications
Since the discovery of the first stable N-heterocyclic carbene (NHC) in the beginning of the
1990s, these divalent carbon species have become a common and available class of …

Reactive p-block cations stabilized by weakly coordinating anions

TA Engesser, MR Lichtenthaler, M Schleep… - Chemical Society …, 2016 - pubs.rsc.org
The chemistry of the p-block elements is a huge playground for fundamental and applied
work. With their bonding from electron deficient to hypercoordinate and formally hypervalent …

N‐Heterocyclic carbene boranes as reactive oxygen species‐responsive materials: application to the two‐photon imaging of hypochlorous acid in living cells and …

YL Pak, SJ Park, D Wu, BH Cheon, HM Kim… - Angewandte …, 2018 - Wiley Online Library
N‐Heterocyclic carbene (NHC) boranes undergo oxidative hydrolysis to give imidazolium
salts with excellent kinetic selectivity for HOCl over other reactive oxygen species (ROS) …

Cationic complexes of boron and aluminum: an early 21st century viewpoint

D Franz, S Inoue - Chemistry–A European Journal, 2019 - Wiley Online Library
Boron and aluminum are lighter Group 13 elements, found in daily life commodities, and
considered environmentally benign. Nevertheless, they markedly differ in their elemental …

A Stable but Highly Reactive Phosphine‐Coordinated Borenium: Metal‐free Dihydrogen Activation and Alkyne 1, 2‐Carboboration

M Devillard, R Brousses, K Miqueu… - Angewandte Chemie …, 2015 - Wiley Online Library
Borenium cations have been found to be valuable analogues of boranes as a result of their
cationic character which imparts high electrophilicity. Herein, we report the synthesis …

Saturated NHC-Stabilized Borenium, Boronium, Hydride-Bridged Boron Cations, and a Bora-Acyl Chloride

G Kundu, PR Amrutha, S Tothadi, SS Sen - Organometallics, 2024 - ACS Publications
This study investigates the reactivity of 5-SIDipp-boranes and haloboranes (5-SIDipp= 1, 3-
bis (2, 6-diisopropylphenyl)-imidazolin-2-ylidene) with Lewis acids (AlCl3 and GaCl3). The …

Substitution at sp 3 boron of a six-membered NHC· BH 3: convenient access to a dihydroxyborenium cation

G Kundu, VS Ajithkumar, KV Raj, K Vanka… - Chemical …, 2022 - pubs.rsc.org
Herein, we have undertaken the synthesis and investigated the reactivity of a 6-membered
saturated NHC borane adduct (1). Direct electrophilic halogenation of 1 with a stoichiometric …

Catalytic Electrophilic C− H Borylation Using NHC⋅ Boranes and Iodine Forms C2‐, not C3‐, Borylated Indoles

JS McGough, J Cid, MJ Ingleson - Chemistry–A European …, 2017 - Wiley Online Library
Activation of N‐heterocyclic carbene boranes (NHC⋅ BH3) by I2 enables the metal‐free
catalytic C− H borylation of heteroarenes with formation of H2 as the by‐product in a process …

syn‐1,2‐Carboboration of Alkynes with Borenium Cations

IA Cade, MJ Ingleson - Chemistry–A European Journal, 2014 - Wiley Online Library
Abstract The reaction of 8‐(trimethylsiloxy) quinoline (QOTMS) with BCl3 and (aryl) BCl2
forms QOBCl2 and QOBCl (aryl). The subsequent addition of stoichiometric AlCl3 follows …

Fundamental and applied properties of borocations

MJ Ingleson - Synthesis and Application of Organoboron Compounds, 2015 - Springer
The past 5 years has witnessed considerable growth in the field of borocation chemistry with
a multitude of new cations containing 2, 3 and 4 coordinate boron centres reported. Perhaps …