Πλοήγηση Τμήμα Χημείας / Department of Chemistry ανά Συγγραφέα "Nastopoulos, Vassilios"
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Article
Mononuclear and dinuclear manganese(II) complexes from the use of methyl(2-pyridyl)ketone oxime
Papatriantafyllopoulou, Constantina; Efthymiou, Constantinos G.; Nastopoulos, Vassilios; Raptopoulou, Catherine P.; Tasiopoulos, Anastasios J.; Perlepes, Spyros P. (2010)The reactions of methyl(2-pyridyl)ketone oxime, (py)C(Me)NOH, with manganese(II) sulfate monohydrate have been investigated. The reaction between equimolar quantities of MnSO 4 H 2 O and (py)C(Me)NOH in H 2 O lead to the ...
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Article
A new family of octanuclear Mn complexes with a rod-like topology
Moushi, Eleni E.; Stamatatos, Theocharis C.; Nastopoulos, Vassilios; Christou, George; Tasiopoulos, Anastasios J. (2009)Three new octanuclear compounds were prepared from reactions of [Mn(O2CR)2]·2H2O (R = Et or Ph) with the diols 1,3-propanediol (pdH2) or 2-methyl-1,3-propanediol (mpdH2) in the presence of NaN3. All three compounds ...
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Article
Pentanuclear complexes with unusual structural topologies from the initial use of two aliphatic amino-alcohol ligands in Fe chemistry
Kizas, Christos M.; Manos, Manolis J.; Nastopoulos, Vassilios; Boudalis, Athanassios K.; Sanakis, Yiannis; Tasiopoulos, Anastasios J. (2012)Five novel pentanuclear Fe 3+ clusters with the aliphatic amino-alcohol ligands 3-amino-1-propanol (Hap) and 2-(hydroxymethyl)piperidine (Hhmpip) [Fe 5(μ 3-Ο) 2(L) 4(O 2CR) 7] [L = ap -, R = Ph (1)
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Article
Preparation and properties of sodium dimethyldithioarsinate dihydrate, Me2AsS2Na-2H2O and palladium(ii) dimethyldithioarsinate, (Me2AsS2)2Pd
Ioannou, P. V.; Vachliotis, D. G.; Nastopoulos, Vassilios; Tasiopoulos, Anastasios J. (2009)Palladium(II) acetate in non-deaerated chloroform splits Bunsen's cacodyl disulfide, Me2As(S)-S-AsMe2, giving the complex (Me 2AsS2J2Pd, slightly soluble in chloroform, and the arsonium ion Me2As:+. However, after a few ...
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Article
Rare oxidation-state combinations and unusual structural motifs in hexanuclear Mn complexes using 2-pyridyloximate ligands
Stoumpos, Constantinos C.; Inglis, R.; Roubeau, O.; Sartzi, H.; Kitos, Alexandros A.; Milios, Constantinos J.; Aromí, Guillem; Tasiopoulos, Anastasios J.; Nastopoulos, Vassilios; Brechin, E. K.; Perlepes, Spyros P. (2010)The use of phenyl-2-pyridyl ketone oxime and di-2-pyridyl ketone oxime in Mn chemistry has led to hexanuclear clusters with unprecedented (Mn II4MnIIIMnIV) or extremely rare (MnIIMnIII5 and MnII 3MnIII3) metal oxidation-state ...
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Article
The search for cobalt single-molecule magnets: A disk-like Co IIICoII 6 cluster with a ligand derived from a novel transformation of 2-acetylpyridine
Kitos, Alexandros A.; Efthymiou, Constantinos G.; Papatriantafyllopoulou, Constantina; Nastopoulos, Vassilios; Tasiopoulos, Anastasios J.; Manos, Manolis J.; Wernsdorfer, W.; Christou, George; Perlepes, Spyros P. (2011)The initial employment of 2-acetylpyridine, (py)(Me)CO, in Co cluster chemistry is reported, and the synthesis, crystal structure, and full magnetic study of [Co7(OH)6(L)6](ClO4) 3·1.6H2O (1·1.6H2O) are described
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Article
Solvent-dependent access to mono- and dinuclear copper(II) assemblies based on a flexible imidazole ligand
Kitos, Alexandros A.; Moushi, Eleni E.; Manos, Manolis J.; Papatriantafyllopoulou, Constantina; Tasiopoulos, Anastasios J.; Perlepes, Spyros P.; Nastopoulos, Vassilios (2016)Seven copper(ii) complexes with the less bulky (compared to bis-phenyl-substituted imidazoles used in our previous studies) monodentate 2-phenylimidazole (LH) ligand have been prepared from the general CuII/X-/LH (X- = ...
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Article
The supramolecular chemistry of metal complexes with heavily substituted imidazoles as ligands: Cobalt(II) and zinc(II) complexes of 1-methyl-4,5-diphenylimidazole
Kounavi, Konstantina A.; Papatriantafyllopoulou, Constantina; Tasiopoulos, Anastasios J.; Perlepes, Spyros P.; Nastopoulos, Vassilios (2009)An investigation of the MII/X-/L [MII = Co, Ni, Cu, Zn
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Article
Supramolecular features in the engineering of 3d metal complexes with phenyl-substituted imidazoles as ligands: the case of copper(II)
Kounavi, Konstantina A.; Kitos, Alexandros A.; Moushi, Eleni E.; Manos, Manolis J.; Papatriantafyllopoulou, Constantina; Tasiopoulos, Anastasios J.; Perlepes, Spyros P.; Nastopoulos, Vassilios (2015)With the aim of recording and assessing the role and impact of various non-covalent interactions activated during the self-assembly process of 3d metal complexes with organic ligands, the synthesis and X-ray characterization ...
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Article
Supramolecular features in the engineering of 3d metal complexes with phenyl-substituted imidazoles as ligands: the case of copper(ii)1
Kounavi, Konstantina A.; Kitos, Alexandros A.; Moushi, Eleni E.; Manos, Manolis J.; Papatriantafyllopoulou, Constantina; Tasiopoulos, Anastasios J.; Perlepes, Spyros P.; Nastopoulos, Vassilios (2015)
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Article
Supramolecular patterns of cationic and neutral Ni(ii) complexes from the interplay of hydrogen-bonding, stacking interactions and metal-coordination motifs
Kounavi, Konstantina A.; Moushi, Eleni E.; Manos, Manolis J.; Papatriantafyllopoulou, Constantina; Tasiopoulos, Anastasios J.; Nastopoulos, Vassilios (2012)In an effort to explore the way in which the chemical subunits of crystal structures of transition metal complexes are put together in periodic ordered arrays in the solid state via noncovalent interactions, an investigation ...
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Article
Synthesis and characterization of a linear [Mn3(O 2CMe)4(py)8]2+ complex
Tasiopoulos, Anastasios J.; Moushi, Eleni E.; Kizas, Christos M.; Nastopoulos, Vassilios (2010)Two new compounds that consist of the linear trinuclear manganese(II) cation [Mn3(O2CMe)4(py)8] 2+ cocrystallizing with different counteranions (I3 -, [1]
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Article
A systematic evaluation of the interplay of weak and strong supramolecular interactions in a series of Co(II) and Zn(II) complexes tuned by ligand modification
Kounavi, Konstantina A.; Manos, Manolis J.; Moushi, Eleni E.; Kitos, Alexandros A.; Papatriantafyllopoulou, Constantina; Tasiopoulos, Anastasios J.; Nastopoulos, Vassilios (2012)A systematic investigation on a designed series of 21 transition metal complexes has been carried out with the intention to explore and assess the relative strength and the way in which intermolecular interactions, namely, ...
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Article
Two new coordination polymers containing the triangular [Mn3O(O2CR)6]0/+ units
Zartilas, Sotiris M.; Moushi, Eleni E.; Nastopoulos, Vassilios; Boudalis, Athanassios K.; Tasiopoulos, Anastasios J. (2008)The preparation and crystal structures of two linear chain compounds of oxo-centered triangular Mn clusters are reported. {[Mn4O(O2CMe)8(py)] · 2MeCN}∞ (1 · 2MeCN)∞ was formed when a concentrated solution of [Mn3O(O2CMe)6(py)3] ...
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Article
Use of the sulfato ligand in 3d-metal cluster chemistry: A family of hexanuclear nickel(II) complexes with 2-pyridyl-substituted oxime ligands
Papatriantafyllopoulou, Constantina; Aromí, Guillem; Tasiopoulos, Anastasios J.; Nastopoulos, Vassilios; Raptopoulou, Catherine P.; Teat, S. J.; Escuer, Albert; Perlepes, Spyros P. (2007)The initial use of 2-pyridyl-substituted oximes [(py)C(R)-NOH
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Article
Zinc(II) and nickel(II) benzoate complexes from the use of 1-methyl-4,5-diphenylimidazole
Nastopoulos, Vassilios; Kounavi, Konstantina A.; Manos, Manolis J.; Tasiopoulos, Anastasios J.; Perlepes, Spyros P. (2010)Two new complexes, [Zn (O2CPh)2 (L)2] · 2MeOH (1 · 2MeOH) and [Ni2(O2CPh)) 4(L)2] · 2MeCN (2 · 2MeCN), have been synthesized and characterized by X-ray analysis in the course of an ongoing investigation of the MII/X-/L[MII ...