N-heterocyclic carbene adducts of main group elements and their use as ligands in transition metal chemistry

A Doddi, M Peters, M Tamm - Chemical reviews, 2019 - ACS Publications
N-Heterocyclic carbenes (NHC) are nowadays ubiquitous and indispensable in many
research fields, and it is not possible to imagine modern transition metal and main group …

Robust guanidine metal catalysts for the ring‐opening polymerization of lactide under industrially relevant conditions

PM Schäfer, S Herres‐Pawlis - ChemPlusChem, 2020 - Wiley Online Library
The increasing awareness of sustainability has led to enormous growth of the demand for
bio‐based and biodegradable polymers such as poly (lactide)(PLA). In industry …

Highly Active N, O Zinc Guanidine Catalysts for the Ring‐Opening Polymerization of Lactide

PM Schäfer, M Fuchs, A Ohligschläger… - …, 2017 - Wiley Online Library
New zinc guanidine complexes with N, O donor functionalities were prepared, characterized
by X‐Ray crystallography, and examined for their catalytic activity in the solvent‐free ring …

Metal-catalysed reactions enabled by guanidine-type ligands

XY Cui, CH Tan, D Leow - Organic & Biomolecular Chemistry, 2019 - pubs.rsc.org
Guanidines, which exist widely in nature, have been frequently utilised as strong Brønsted
bases in organic chemistry. As ligands, guanidines can have different coordination modes …

Manipulating electron transfer–the influence of substituents on novel copper guanidine quinolinyl complexes

J Heck, F Metz, S Buchenau, M Teubner… - Chemical …, 2022 - pubs.rsc.org
Copper guanidine quinolinyl complexes act as good entatic state models due to their
distorted structures leading to a high similarity between Cu (I) and Cu (II) complexes. For a …

Active in sleep: iron guanidine catalyst performs ROP on dormant side of ATRP

RD Rittinghaus, A Karabulut… - Angewandte Chemie …, 2021 - Wiley Online Library
Copolymers are the answer to property limitations of homopolymers. In order to use the full
variety of monomers available, catalysts active in more than one polymerization mechanism …

Tuning a robust system: N, O zinc guanidine catalysts for the ROP of lactide

PM Schäfer, P McKeown, M Fuchs… - Dalton …, 2019 - pubs.rsc.org
Non-toxic, highly active and robust complexes are the holy grail as ideal green catalysts for
the polymerisation of biorenewable and biodegradable polylactide. Four new zinc guanidine …

Identifying the essential roles of light and sonication in dual‐stimuli regulated bulk atom transfer radical polymerization by multiscale simulation

S Li, C Bian, ZX Liu, YN Zhou, ZH Luo - AIChE Journal, 2023 - Wiley Online Library
More and more attention has been paid to the important roles of external fields in controlled
radical polymerization (CRP). However, their essential roles have not been studied …

Guanidines as Reagents in Proton-Coupled Electron-Transfer Reactions and Redox Catalysts

HJ Himmel - Synlett, 2018 - thieme-connect.com
Redox-active guanidines are ideal proton-coupled electron-transfer (PCET) reagents, since
they combine a high Brønsted basicity with a low and tunable redox potential. In this article …

Copper Guanidinoquinoline Complexes as Entatic State Models of Electron‐Transfer Proteins

J Stanek, N Sackers, F Fink, M Paul… - … A European Journal, 2017 - Wiley Online Library
The electron‐transfer abilities of the copper guanidinoquinoline (GUAqu) complexes [Cu
(TMGqu) 2]+/2+ and [Cu (DMEGqu) 2]+/2+(TMGqu= tetramethylguanidinoquinoline …