Source:http://linkedlifedata.com/resource/pubmed/id/17305334
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
7
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pubmed:dateCreated |
2007-3-26
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pubmed:abstractText |
Three dinuclear (nitrosyl)iron complexes containing three 1,2-di(phenyl)ethylene-1,2-dithiolate ligands have been prepared ([Fe2(NO)2(S2C2R2)3]0 (R = phenyl, 1a; p-tolyl, 2a; (4-tert-butyl)phenyl, 3a)). Each of these compounds represents the first member of a three-membered electron-transfer series: [Fe2(NO)2(S2C2R2)3]z (z = 0, -1, , -2). The salt [Co(Cp)2][Fe2(NO)2(L3)3] has also been isolated. The molecular structures of 2a and 3a have been determined by X-ray crystallography. Both neutral complexes contain two nearly linear FeNO units, one of which is S,S'-coordinated to two dithiolene ligands yielding a square-based pyramidal Fe(NO)S4 polyhedron; the second FeNO moiety forms two (micro2-S)-bridges to the first unit and is S,S'-coordinated to a third dithiolate radical yielding also a square-based pyramidal Fe(NO)S4 polyhedron. The electronic structures of the neutral, monoanionic, and dianionic species have been elucidated spectroscopically (UV-vis, IR, EPR, Mössbauer): [[FeII(NO+)](L*)[FeII(NO)](L)2]0 (S = 0); [[FeII(NO)](L*)[FeII(NO)](L)2]1- (S = 1/2); and [[FeII(NO)](L)[FeII(NO)](L)2]2- (S = 0), where (L)2- represents the corresponding closed-shell dithiolate dianion and (L*)- is its monoanionic radical.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Apr
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pubmed:issn |
0020-1669
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
2
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pubmed:volume |
46
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
2612-8
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pubmed:meshHeading |
pubmed-meshheading:17305334-Crystallography, X-Ray,
pubmed-meshheading:17305334-Electron Spin Resonance Spectroscopy,
pubmed-meshheading:17305334-Electrons,
pubmed-meshheading:17305334-Ferric Compounds,
pubmed-meshheading:17305334-Ligands,
pubmed-meshheading:17305334-Models, Molecular,
pubmed-meshheading:17305334-Molecular Structure
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pubmed:year |
2007
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pubmed:articleTitle |
The molecular and electronic structure of the electron transfer series [Fe2(NO)2(S2C2R2)3](z) (z = 0, -1, -2; R = phenyl, p-tolyl, p-tert-butylphenyl).
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pubmed:affiliation |
Max-Planck-Institut für Bioanorganische Chemie, Stiftstrasse 34-36, D-45470 Mülheim an der Ruhr, Germany.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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