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         "id"   : "https://puma.ub.uni-stuttgart.de/bibtex/20cc8f23fd2d3a08d413b7cbb9a413a3f/huebleriac",         
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         "label" : "Gas-Phase Structure of the Monomeric Alkylgallium(I) Compound Ga[C(SiMe3)3] and the Electrochemical Behavior of Ga4[C(SiMe3)3]4 and In4[C(SiMe3)3]4 with EPR Evidence for a Ga4R4 Radical Anion",
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            	{"first" : "H. V.",	"last" : "Volden"},
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         "volume": "15","number": "4","pages": "1146--1150","abstract": "The gallium(I) compd. Ga4[C(SiMe3)3]4 (1) with a tetrahedral Ga4 core in the solid state gives on evapn. the monomeric Ga(I) alkyl Ga[C(SiMe3)3] with the unique structural situation of a Ga atom solely coordinated by one singly bonded carbon ligand.  Its mol. structure was detd. now by gas-phase electron diffraction yielding a Ga-C bond length of 206.4(17) pm, similar to that found in the solid state for the tetramer and much longer than in compds. with gallium in the normal oxidn. state of +3.  As shown by cyclic voltammetry, 1 and the analogous cluster In4[C(SiMe3)3]4 (2) could both be reversibly reduced at about -2 V vs Fc+/0.  Whereas the reduced organoindium tetramer did not exhibit any detectable EPR signals between 4 and 300 K, the gallium analog showed an EPR spectrum compatible with the formulation [(RGa0.75)4].bul.-; i.e. the unpaired electron was delocalized over all four metal centers (a(69Ga) = 1.93 mT, a(71Ga) = 2.45 mT, 4 Ga). [on SciFinder(R)]",
         "issn" : "0276-7333",
         
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         "label" : "Gas-Phase Structure of the Monomeric Alkylgallium(I) Compound Ga[C(SiMe3)3] and the Electrochemical Behavior of Ga4[C(SiMe3)3]4 and In4[C(SiMe3)3]4 with EPR Evidence for a Ga4R4 Radical Anion",
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         "volume": "15","number": "4","pages": "1146--1150","abstract": "The gallium(I) compd. Ga4[C(SiMe3)3]4 (1) with a tetrahedral Ga4 core in the solid state gives on evapn. the monomeric Ga(I) alkyl Ga[C(SiMe3)3] with the unique structural situation of a Ga atom solely coordinated by one singly bonded carbon ligand.  Its mol. structure was detd. now by gas-phase electron diffraction yielding a Ga-C bond length of 206.4(17) pm, similar to that found in the solid state for the tetramer and much longer than in compds. with gallium in the normal oxidn. state of +3.  As shown by cyclic voltammetry, 1 and the analogous cluster In4[C(SiMe3)3]4 (2) could both be reversibly reduced at about -2 V vs Fc+/0.  Whereas the reduced organoindium tetramer did not exhibit any detectable EPR signals between 4 and 300 K, the gallium analog showed an EPR spectrum compatible with the formulation [(RGa0.75)4].bul.-; i.e. the unpaired electron was delocalized over all four metal centers (a(69Ga) = 1.93 mT, a(71Ga) = 2.45 mT, 4 Ga). [on SciFinder(R)]",
         "issn" : "0276-7333",
         
         "doi" : "10.1021/OM950755S",
         
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