Study of the Counter Cation Effects on the Supramolecular Structure and Electronic Properties of a Dianionic Oxamate-Based {NiII2} Helicate

CA Simosono, RMR da Silva, NR De Campos… - Molecules, 2023 - mdpi.com
Herein, we describe the synthesis, crystal structure, and electronic properties of {[K2
(dmso)(H2O) 5][Ni2 (H2mpba) 3]· dmso· 2H2O} n (1) and [Ni (H2O) 6][Ni2 (H2mpba) 3] …

Building-up host–guest helicate motifs and chains: a magneto-structural study of new field-induced cobalt-based single-ion magnets

NR de Campos, CA Simosono, IML Rosa… - Dalton …, 2021 - pubs.rsc.org
In this work, we present the synthetic pathway, a refined structural description, complete
solid-state characterization and the magnetic properties of four new cobalt (II) compounds of …

Polymorphic Derivatives of NiII and CoII Mesocates with 3D Networks and “Brick and Mortar” Structures: Preparation, Structural Characterization, and Cryomagnetic …

LS Mariano, IML Rosa, NR De Campos… - Crystal Growth & …, 2020 - ACS Publications
In this work we describe the preparation, spectroscopic, thermal and structural
characterization, and cryomagnetic investigation of four new polymorphic derivatives of the …

Oxamate-based potassium–organic assembly with the uncommon binodal (6, 12)-coordinated alb topology

CA Simosono, LS Flores, TRG Simões, WD do Pim… - …, 2025 - pubs.rsc.org
Herein, we report the design and crystal growth of the network of K2H2mpba (1)[H4mpba=
N, N′-1, 3-phenylenebis (oxamic acid)], which exhibits the quite unusual (6, 12)-connected …

An Fe III dinuclear metallacycle complex as a size-selective adsorbent for nitrogenous compounds and a potentially effective ammonia storage material

IF Silva, IF Teixeira, WP Barros, CB Pinheiro… - Journal of Materials …, 2019 - pubs.rsc.org
Ammonia has a large volume energy density and consequently high potential for application
as a fuel and energy reservoir in the future. In this study, the dinuclear FeIII metallacycle …

Crystal Engineering Applied to Modulate the Structure and Magnetic Properties of Oxamate Complexes Containing the [Cu(bpca)]+ Cation

WXC Oliveira, CB Pinheiro, MM da Costa… - Crystal Growth & …, 2016 - ACS Publications
This work deals with the crystal engineering features of four related copper (II)-based
compounds with formulas {[{Cu (bpca)} 2 (H2ppba)]· 1.33 DMF· 0.66 DMSO} n (2),[{Cu …

Isomorphic oxamate derivatives triple mesocates: From the synthesis to antibacterial activities

JE Francescon, SC de J Pfau, KW Borth… - Journal of Molecular …, 2025 - Elsevier
Four homodinuclear triple mesocates of general formula (PPh 4) 2 [M 2 (H 2 mpba) 3]·
2DMSO· 4H 2 O (M= Co (II)(1), Ni (II)(2), Mn (II)(3) and Fe (II)(4), H 4 mpba= N, N'-1, 3 …

[HTML][HTML] New Metal-Organic Systems with a Functionalized Oxamate-Type Ligand and MnII, FeII, CuII and ZnII

JW Maciel, LHG Kalinke, AK Valdo… - Journal of the Brazilian …, 2019 - SciELO Brasil
Four new complexes of formula [Fe (H2pcpa) 2 (H2O) 2](1),{[Mn (Hpcpa)(H2O) 3]• 1/2H2O}
n (2),{[Zn (Hpcpa)(H2O) 3]• 1/2H2O} n (3) and [Cu2 (Hpcpa) 2 (bipy) 2]• 8H2O (4)[H3pcpa …

[HTML][HTML] Building Up a Hexacopper(II)-Pyrazolate/Oxamate Magnetic Complex with Rare Ethane-1,2-Dioxide (–OCH2CH2O–) as a Bridge Between Copper(II) Units

WXC Oliveira, VG Araújo, CB Pinheiro, M Julve… - Magnetochemistry, 2024 - mdpi.com
The synthesis, structural, and magnetic characterization of a novel neutral copper (II)
hexanuclear complex [Cu6 (en) 4 (OCH2CH2O) 2 (pyox) 4]· 3eg· en· 12H2O (1) was …

Luminescent and magnetic properties of coordination polymers induced by coordinating modes of a Bis (Oxamate) ligand

LN Ma, XY Li, WJ Shi, YZ Li, G Liu, L Hou… - …, 2019 - Wiley Online Library
The reactions of an unexploited N, N′‐5‐carboxyl‐1, 3‐phenylenebis (ethyl
oxamate)(HEt2L) ligand with different Mn2+ and Cd2+ salts under solvothermal conditions …