Impact of 3d Metal Ions on the Magnetic Dynamics in Isostructural Tetranuclear Butterfly {Ni2IIDy2III} and {Co2IIDy2III} Complexes

NC Jana, A Escuer, R Herchel, J Serra… - Crystal Growth & …, 2024 - ACS Publications
This paper describes the synthesis, structures, and magnetic properties of four isostructural
butterfly-type heterometallic tetranuclear 3d-4f complexes,[Ni2Dy2 (HL1) 2 (μ3–OH) 2 (piv) …

Tetranuclear Zn/4f coordination clusters as highly efficient catalysts for Friedel–Crafts alkylation

K Griffiths, P Kumar, GR Akien, NF Chilton… - Chemical …, 2016 - pubs.rsc.org
A series of custom-designed, high yield, isoskeletal tetranuclear Zn/4f coordination clusters
showing high efficiency as catalysts with low catalytic loadings in Friedel–Crafts alkylation …

Efficient NiII2LnIII2 Electrocyclization Catalysts for the Synthesis of trans-4,5-Diaminocyclopent-2-enones from 2-Furaldehyde and Primary or Secondary Amines

K Griffiths, P Kumar, JD Mattock, A Abdul-Sada… - Inorganic …, 2016 - ACS Publications
A series of heterometallic coordination clusters (CCs)[NiII2LnIII2 (L1) 4Cl2 (CH3CN) 2]
2CH3CN [Ln= Y (1Y), Sm (1Sm), Eu (1Eu), Gd (1Gd), or Tb (1 Tb)] were synthesized by the …

Facile synthesis of Co3O4 nanoparticles from a novel tetranuclear cobalt (III) complex. Application as efficient electrocatalyst for oxygen evolution reaction in alkaline …

S Asadizadeh, M Amirnasr, S Meghdadi… - International Journal of …, 2018 - Elsevier
A tetranuclear cobalt complex [Co 4 III (L′) 6] was synthesized by the direct reaction of
cobalt (II) acetate with a N 2 S 2 Schiff base ligand H 2 L containing a disulfide bond under …

3d/4f coordination clusters as cooperative catalysts for highly diastereoselective michael addition reactions

K Griffiths, AC Tsipis, P Kumar, OPE Townrow… - Inorganic …, 2017 - ACS Publications
Michael addition (MA) is one of the most well studied chemical transformation in synthetic
chemistry. Here, we report the synthesis and crystal structures of a library of 3d/4f …

Chemical Chartographisis: a contemporary perspective in molecular design and synthesis

GE Kostakis - Dalton Transactions, 2023 - pubs.rsc.org
The use of flexible molecular systems in solution, without strictly controlling their behaviour,
has frequently been productive. Their potential could increase by a more holistic view of the …

Four new families of polynuclear Zn-Ln coordination clusters. Synthetic, topological, magnetic, and luminescent aspects

K Griffiths, J Mayans, MA Shipman… - Crystal Growth & …, 2017 - ACS Publications
The employment of three structurally related Schiff bases H2 L1, H2 L2, and H3 L3 with zinc
and lanthanide salts under various reaction conditions, gave four families of compounds …

Transformative 3d–4f coordination cluster carriers

K Griffiths, GE Kostakis - Dalton Transactions, 2018 - pubs.rsc.org
The aim of this perspective is to summarise the use of the reported 3d–4f Coordination
Clusters (CCs) in catalytic reactions and to demonstrate the potential of this emerging field …

Tetranuclear Zn 2 Ln 2 coordination clusters as catalysts in the Petasis borono-Mannich multicomponent reaction

P Kumar, K Griffiths, S Lymperopoulou, GE Kostakis - RSC Advances, 2016 - pubs.rsc.org
We report herein for the first time the efficiency of heteronuclear Zn/Ln coordination clusters
(CCs) as catalysts for the multicomponent Mannich-type condensation that involves amines …

[HTML][HTML] Highly Efficient Tetranuclear ZnII2LnIII2 Catalysts for the Friedel–Crafts Alkylation of Indoles and Nitrostyrenes

P Kumar, S Lymperopoulou, K Griffiths, SI Sampani… - Catalysts, 2016 - mdpi.com
We demonstrate for the first time the high efficacy of tetranuclear ZnII2LnIII2 coordination
clusters (CCs) as catalysts for the Friedel–Crafts (FC) alkylation of indoles with a range of …