Nickel catalyzed olefin oligomerization and dimerization

H Olivier-Bourbigou, PAR Breuil, L Magna… - Chemical …, 2020 - ACS Publications
Brought to life more than half a century ago and successfully applied for high-value
petrochemical intermediates production, nickel-catalyzed olefin oligomerization is still a very …

Pyrazole and (pyrazol-1-yl) metal complexes as carbon–carbon coupling catalysts

SO Ojwach, J Darkwa - Inorganica Chimica Acta, 2010 - Elsevier
Pyrazolyl ligands have been used to prepare metal complexes since the mid-1960s as
nitrogen-donor ligands. However, unlike other nitrogen-donor ligands like imines and …

Ring-tension adjusted ethylene polymerization by aryliminocycloheptapyridyl nickel complexes

F Huang, Z Sun, S Du, E Yue, J Ba, X Hu, T Liang… - Dalton …, 2015 - pubs.rsc.org
The stoichiometric reactions of 5, 6, 7, 8-tetrahydrocycloheptapyridin-9-one
(cycloheptapyridin-9-one) with various anilines lead to corresponding mixtures of 9 …

Fast and Efficient Nickel (II)‐catalysed Transfer Hydrogenation of Quinolines with Ammonia Borane

V Vermaak, HCM Vosloo… - Advanced Synthesis & …, 2020 - Wiley Online Library
Herein we report the first Ni (II)‐catalysed transfer hydrogenation of quinolines using
ammonia borane (AB) as hydrogen (H2) source. An in situ generated Ni (II)‐bis (pyrazolyl) …

2-(1-(2-Benzhydrylnaphthylimino) ethyl) pyridylnickel halides: synthesis, characterization, and ethylene polymerization behavior

E Yue, L Zhang, Q **ng, XP Cao, X Hao… - Dalton …, 2014 - pubs.rsc.org
A series of 2-(1-(2-benzhydrylnaphthylimino) ethyl) pyridine derivatives (L1–L3) was
synthesized and fully characterized. The organic compounds acted as bi-dentate ligands on …

N-(5, 6, 7-Trihydroquinolin-8-ylidene) arylaminonickel dichlorides as highly active single-site pro-catalysts in ethylene polymerization

J Yu, Y Zeng, W Huang, X Hao, WH Sun - Dalton Transactions, 2011 - pubs.rsc.org
A series of N-(5, 6, 7-trihydroquinolin-8-ylidene) arylamine ligands was synthesized and fully
characterized by NMR, IR spectroscopy and elemental analysis. Dimeric N-(5, 6, 7 …

Unsymmetrical pyrazole-based PCN pincer NiII halides: Reactivity and catalytic activity in ethylene oligomerization

ZN Gafurov, GE Bekmukhamedov, AA Kagilev… - Journal of …, 2020 - Elsevier
The reactivity of unsymmetrical pyrazole-based PCN pincer Ni (II) halides has been tested in
the presence of copper (II) halides as an oxidizing agent as well as with NaBH 4 and LiAlH 4 …

[HTML][HTML] Regulating the physical properties of silica immobilized Fe (II), Ni (II) and Co (II) catalysts towards ethylene oligomerization reactions

M Ngcobo, A Ouissa, W Kleist, WR Thiel, SO Ojwach - Molecular Catalysis, 2023 - Elsevier
Immobilization of the phenol ((triethoxysilyl) propylimino) ligand (LH) on SBA15 and MCM41
afforded the ligands LH-SBA15 and LH-MCM41 respectively. The reactions of LH-SBA15 …

Synthesis, characterization, and ethylene polymerization behavior of 8-(nitroarylamino)-5, 6, 7-trihydroquinolylnickel dichlorides: Influence of the nitro group and …

L Zhang, X Hao, WH Sun, C Redshaw - ACS Catalysis, 2011 - ACS Publications
The series of N-(5, 6, 7-trihydroquinolin-8-ylidene) nitroarylamine ligands (L1–L4) was
prepared and used to synthesize the chloro-bridged dinickel complexes (Ni1–Ni4) and the …

N-(5, 6, 7-Trihydroquinolin-8-ylidene)-2-benzhydrylbenzenaminonickel halide complexes: synthesis, characterization and catalytic behavior towards ethylene …

X Hou, Z Cai, X Chen, L Wang, C Redshaw… - Dalton …, 2012 - pubs.rsc.org
A series of N-(5, 6, 7-trihydroquinolinylidene)-2-benzhydrylbenzenamine ligands was
synthesized and characterized by 1H/13C NMR and IR spectroscopy, and by elemental …