Výsledky vyhledávání

Synthesis and structural characterization of new mixed-ring indenyl derivatives of molybdenum containing phosphorus ligands

Autor: Carlos C. Romão, Carla A. Gamelas, Cláudia C. L. Pereira, Alan Hazell, Isabel S. Gonçalves

Publikováno v: Journal of Organometallic Chemistry. 692:1593-1600

Reaction of NaBH4 with [IndCpMo(dppe)](BF4)2 (1) in acetone yields [IndMo(η4-C5H6)(dppe)]BF4 (2) quantitatively. The hydride addition takes place at the external face of the Cp ring. Dissolution of 2 in dichloromethane gives [IndMo(η4-C5H5-exo-CH2C

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3eef05e986a567df63271875e01b2622
https://doi.org/10.1016/j.jorganchem.2006.12.015

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X-ray and 57Fe Mössbauer study on a Fe(III) complex of 2-acetyl-1,3-indandione

Autor: V. Rusanov, Alan Hazell, Juliusz A. Wolny, Alfred X. Trautwein, Mariana Mitewa, Anife Ahmedova, Georgi Gochev

Publikováno v: Inorganica Chimica Acta. 359:3123-3128

Single-crystal X-ray structure of an iron(III) complex of 2-acetyl-1,3-indandione is resolved which reveals that a racemic mixture, composed of Δ-fac and Λ-fac stereoisomers, is formed. Both species have octahedral geometry, but slightly distinguis

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8700285babf8f3550d242f5e59dfcb9c
https://doi.org/10.1016/j.ica.2006.01.011

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β-Cyclodextrin inclusion of europium(III) tris(β-diketonate)-bipyridine

Autor: Paulo J. A. Ribeiro-Claro, Luís D. Carlos, Martyn Pillinger, Alan Hazell, José A. Fernandes, Isabel S. Gonçalves, Susana S. Braga, Rute A. S. Ferreira

Publikováno v: Fernandes, J A, Braga, S S, Pillinger, M, Sá Ferreira, R A, Carlos, L D, Hazell, A C, Ribeiro-Claro, P & Goncalves, I S 2006, ' β-Cyclodextrin inclusion of europium(III) tris(β-diketonate)-bipyridine ', Polyhedron, vol. 25, pp. 1471-1476 .

The adduct Eu(NTA)3 · bipy was prepared by the reaction of Eu(NTA)3 · 2H2O with 2,2′-bipyridine in a 1:1 ratio in chloroform [NTA = 1-(2-naphthoyl)-3,3,3-trifluoroacetonate]. Recrystallization of the complex from a chloroform/diethyl ether solven

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f0fe69c5f83893eb51ce9e2466041a46
https://doi.org/10.1016/j.poly.2005.10.005

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Investigation of europium(III) and gadolinium(III) complexes with naphthoyltrifluoroacetone and bidentate heterocyclic amines

Autor: Luís D. Carlos, Paulo J. A. Ribeiro-Claro, Martyn Pillinger, Josua Jepsen, Alan Hazell, José A. Fernandes, Isabel S. Gonçalves, Rute A. S. Ferreira

Publikováno v: Journal of Luminescence. 113:50-63

Lewis base adducts of the type Ln(NTA)3·phen and the binuclear complexes [Ln(NTA)3]2·bpym [NTA=1-(2-naphthoyl)-3,3,3-trifluoroacetone, phen=1,10-phenanthroline, bpym=2,2′-bipyrimidine; Ln=Eu, Gd] have been prepared by replacement of the coordinat

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cdc52dc98cd6f374a43d2563662c88e8
https://doi.org/10.1016/j.jlumin.2004.08.052

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Preparation and catalytic studies of bis(halogeno)dioxomolybdenum(VI)-diimine complexes

Autor: Martyn Pillinger, Alan Hazell, Anabela A. Valente, Isabel S. Gonçalves, Željko Petrovski, Carlos C. Romão

Publikováno v: Journal of Molecular Catalysis A: Chemical. 227:67-73

Dioxomolybdenum(VI) complexes of the type MoO 2 X 2 L containing ethylenediimine ligands were prepared in good yield by reaction of MoO 2 X 2 (THF) 2 (X = Cl, Br) with the bidentate ligands Ph 2 C NCH 2 CH 2 N CPh 2 (PBED) or PhCH NCH 2 CH 2 N CHPh (

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6eb1ebb38f4ea2750ad1daea83e6308e
https://doi.org/10.1016/j.molcata.2004.10.004

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Molecular Structure and Vibrational Spectra of Spin-Crossover Complexes in Solution and Colloidal Media: Resonance Raman and Time-Resolved Resonance Raman Studies

Autor: Alan Hazell, Juliusz A. Wolny, Hans Toftlund, Heiner Winkler, John J. McGarvey, Sabine Schenker, Anders Døssing, Philip L. Callaghan, Clare Brady, Alfred X. Trautwein, Colin G. Coates, Zbigniew Ciunik

Publikováno v: University of Copenhagen

The spin-crossover system [Fe(btpa)](PF(6))(2) (btpa = N,N,N',N'-tetrakis(2-pyridylmethyl)-6,6'-bis(aminomethyl)-2,2'-bipyridine) and the predominantly low-spin species [Fe(b(bdpa))](PF(6))(2) ((b(bdpa) = N,N'-bis(benzyl)-N,N'-bis(2-pyridylmethyl)-6,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a39eb4867a172667e4075bdc520bcec4
https://doi.org/10.1021/ic049809t

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Bimetallic transition metal–ruthenium(II) complexes containing bridging bipyrimidine ligands

Autor: Josua Jepsen, Teresa M. Santos, Martyn Pillinger, Alan Hazell, Carla D. Nunes, André D. Lopes, Isabel S. Gonçalves, João Madureira

Publikováno v: Polyhedron. 22:2799-2807

The ruthenium(II) complex [Ru([14]aneS4)(bpym)](BF4)2 ([14]aneS4=1,4,8,11-tetrathiacyclotetradecane, bpym=2,2′-bipyrimidine) has been prepared by substitution of the labile acetonitrile ligands in the complex [Ru([14]aneS4)(CH3CN)2](BF4)2 by bpym.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::adba0be163f07761a67f340e7f3c3d22
https://doi.org/10.1016/s0277-5387(03)00397-8

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H3O2–, O22– and O2˙– bridging ligands in cobalt(iii) complexes of an acyclic phenolate-hinged dinucleating ligandElectronic supplementary information (ESI) available: Fig. S1: Raman spectra of [Co2(bpbp)(µ-O2)(µ-CH3CO2)]2+ (top) and the superoxo-bridged complex [Co2(bpbp)(µ-O2)(µ-CH3CO2)]3+ (bottom). Fig. S2: ESI-MS spectra of the peroxo bridged [Co2(bpbp)(µ-O2)(µ-CH3CO2)]2+. Fig. S3: ESI-MS spectrum of the superoxo bridged [Co2(bpbp)(µ-O2)(µ-CH3CO2)]3+. See http://www.rsc.org/suppdata/dt/b2/b210091f

Autor: Pauli Kofod, Christine J. McKenzie, Alan Hazell, Morten Ghiladi, Jan Lumtscher, Jonnes T. Gomez

Publikováno v: Dalton Transactions. :1320-1325

The dicobalt(III) complex, [Co2(bpbp)(μ-H3O2)2](ClO4)3 (bpbp− = 2,6-bis[bis(2-pyridylmethyl)aminomethyl]-4-tert-butylphenolate), obtained by reaction of cobalt(II) perchlorate with Hbpbp under ambient conditions contains two μ-H3O2− bridging li

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::46062b45762e8e4e598982a8cce51347
https://doi.org/10.1039/b210091f

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Synthesis and characterisation of ruthenium(ii) complexes containing ferrocenyl-derived ligands

Autor: Fritz E. Kühn, Helena M. Carapuça, Carla D. Nunes, Isabel S. Gonçalves, Wen-Mei Xue, Teresa M. Santos, Alan Hazell, João Madureira, Martyn Pillinger

Publikováno v: New J. Chem.. 26:1384-1388

Ruthenium(II) complexes containing the macrocycle [14]aneS4 and pyridyl ligands with an end-capping ferrocene were prepared using [Ru([14]aneS4)(DMSO)Cl]Cl as the starting material. Substitution of the DMSO ligand by 4-ferrocenylpyridine (4-FP), ferr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::180016b645a335301ec2558217963b36
https://doi.org/10.1039/b204002f

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Synthesis and characterisation of complexes formed between the ligand tris(2-pyridylmethyl)amine and the Group III metals gallium and thallium

Autor: Hans Toftlund, Alan Hazell, John McGinley

Publikováno v: Hazell, A, McGinley, J & Toftlund, H 2001, ' Synthesis and characterisation of complexes formed between the ligand tris(2-pyridylmethyl)amine and the Group III metals gallium and thallium ' Inorganica Chimica Acta, vol. 323, pp. 113-118 .
Hazell, A, McGinley, J & Nielsen, H T 2001, ' Synthesis and characterization of complexes formed between the ligandtris(2-pyridylmethyl)amine and the Group III metals gallium and thallium. ', Inorganica Chimica Acta, vol. 323, no. 1-2, pp. 113-18 . https://doi.org/10.1016/S0020-1693(01)00609-0

Reactions of the Group III metals, gallium and thallium, with the ligand tris(2-pyridylmethyl)amine (TPA) leads to the formation of 1:1 metal to ligand complexes, but not the simple 1:1 complexes observed in the reactions between the Group I and II m

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::14703630dad2be690f225f3bcf815bc7
https://doi.org/10.1016/s0020-1693(01)00609-0

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