The “weak base route” leading to transition metal–N-heterocyclic carbene complexes

EA Martynova, NV Tzouras, G Pisanò… - Chemical …, 2021 - pubs.rsc.org
N-Heterocyclic carbenes (NHCs) are nowadays ubiquitous in organometallic chemistry and
catalysis. Recently, a synthetic method which makes use of weak bases and desirable …

[HTML][HTML] Ruthenacycles and iridacycles as transfer hydrogenation catalysts

V Ritleng, JG de Vries - Molecules, 2021 - mdpi.com
In this review, we describe the synthesis and use in hydrogen transfer reactions of
ruthenacycles and iridacycles. The review limits itself to metallacycles where a ligand is …

Recent Advances in the Syntheses and Catalytic Applications of Homonuclear Ru‐, Rh‐, and Ir‐Complexes of CNHC^C Cyclometalated Ligands

CS Tiwari, PM Illam… - Chemistry–A European …, 2021 - Wiley Online Library
In the past few decades, chemistry of cyclometalated species has gained momentum with
increased applications in several areas of scientific developments. Cyclometalation …

Electronically tuneable orthometalated Ru II–NHC complexes as efficient catalysts for C–C and C–N bond formations via borrowing hydrogen strategy

PM Illam, A Rit - Catalysis Science & Technology, 2022 - pubs.rsc.org
The catalytic activities of a series of simple and electronically tuneable cyclometalated RuII–
NHC complexes (2a–d) were explored in various C–C/N bond formations following the …

Acceptorless dehydrogenation of primary alcohols to carboxylic acids by self-supported NHC-Ru single-site catalysts

S Yin, Q Zheng, J Chen, T Tu - Journal of Catalysis, 2022 - Elsevier
The acceptorless dehydrogenation of diverse aromatic and aliphatic primary alcohols to
corresponding carboxylic acids has been accomplished by self-supported NHC-Ru single …

[HTML][HTML] Efficient methylation of anilines with methanol catalysed by cyclometalated ruthenium complexes

P Piehl, R Amuso, A Spannenberg… - Catalysis Science & …, 2021 - pubs.rsc.org
Cyclometalated ruthenium complexes 4–10 allow the effective methylation of anilines with
methanol to selectively give N-methylanilines. This hydrogen autotransfer procedure …

Manganese (I)-catalyzed transfer hydrogenation and acceptorless dehydrogenative condensation: promotional influence of the uncoordinated N-heterocycle

C Zhang, B Hu, D Chen, H Xia - Organometallics, 2019 - ACS Publications
The four bidentate manganese (I) complexes [(C5H4N-C5H3N-OH) Mn (CO)
3Br](1),[(C9H6N-C5H3N-OH) Mn (CO) 3Br](2),[(C8H5N2-C5H3N-OH) Mn (CO) 3Br](3), and …

[(PPh3)2NiCl2]-Catalyzed C–N Bond Formation Reaction via Borrowing Hydrogen Strategy: Access to Diverse Secondary Amines and Quinolines

SNR Donthireddy, VK Pandey, A Rit - The Journal of Organic …, 2021 - ACS Publications
Commercially available [(PPh3) 2NiCl2] was found to be an efficient catalyst for the mono-N-
alkylation of (hetero) aromatic amines, employing alcohols to deliver diverse secondary …

Ethanol as hydrogen donor: An efficient transfer hydrogenation of aldehydes, ketones, and nitroarenes with H-bonded Ru (II)-N-heterocyclic iminium complex

S Revathi, T Ghatak - Journal of Catalysis, 2024 - Elsevier
Isopropanol and formic acid are predominantly utilized as hydrogen sources in catalytic
transfer hydrogenation reactions. However, the utilization of primary alcohols in such …

Probing Electronic Properties of Triazolylidenes through Mesoionic Selones, Triazolium Salts, and Ir-Carbonyl-Triazolylidene Complexes

J Beerhues, H Aberhan, TN Streit, B Sarkar - Organometallics, 2020 - ACS Publications
Understanding and quantifying the electronic properties of ligands is important both from a
fundamental point of view and also for their applications in various branches of chemistry. In …