132 Result(s)
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Article
Hydrothermal Synthesis and Crystal Structure of [{Ag3(Bipy)3(CN)}2Re6Se8(CN)6]
A supramolecular ensemble [{Ag3(Bipy)3(CN)}2Re6Se8(CN)6] (I) is synthesized by the reaction of Cs2.75K1.25[Re6Se8(CN)4(OH)2]·H2O with K[Ag(CN)2] and 2,2'-bipyridine (Bipy) under the hydrothermal synthesis conditi...
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Article
CRYSTAL STRUCTURE OF [Cu(bpy)3] [{Cu(bpy)}2Re4Se4(CN)12]·3.5H2O
Chain coordination polymer [Cu(bpy)3][{Cu(bpy)}2Re4Se4(CN)12]·3.5H2O (1) is obtained by the reaction of K4[Re4Se4(CN)12]·6H2O with CuCN and 2,2′-bipyridilne (bpy) under hydrothermal synthesis conditions. The comp...
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Article
SYNTHESIS AND CRYSTAL STRUCTURES OF IONIC CLUSTER COMPLEXES [Cu2(en)2(μ-CN)][{Cu(en)}3Re6Q8(CN)6]·en·H2O (Q = S, Se)
Two new compounds of the composition [Cu2(en)2(μ-CN)][{Cu(en)}3Re6Q8(CN)6]·en·H2O (Q = S, Se) are synthesized under solvothermal conditions from a mixture of CuCN, ethylenediamine (en), and Cs2.67K1.33[Re6S8(CN)2
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Article
CRYSTAL STRUCTURE OF (enH)(enH2)[{Cu2(μ-CN)}Re6S8(CN)6]
Porous framework coordination polymer (enH)(enH2)[{Cu2(μ-CN)}Re6S8(CN)6] (1) is obtained by a reaction of Cs2.67K1.33[Re6S8(CN)2(OH)4]·4H2O, CuCN, and ethylenediamine (en) under hydrothermal conditions at 150 °С...
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Article
Specific Features of the Coordination of [Ni(Еn)2]2+ Cations to the [{Re4(µ3-CCN)4}(CN)12]8– Cluster Anion
The cluster complex (Me4N)K7[{Re4(µ3-CCN)4}(CN)12]·10H2O (I) is synthesized by the high-temperature reaction of ReI3 with KCN and subsequent recrystallization from an aqueous solution with the addition of Me4NI. ...
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Article
Hydrothermal Synthesis and Study of Compounds Based on Copper(I) Cyanide and Octahedral Rhenium CyanoHydroxo Cluster Complexes
Two new compounds, Cs2[Cu2Re6S8(CN)6]⋅3H2O (I) and (H3O)2[Cu{Cu2(µ-CN)}Re6Se8(CN)6]·6.5H2O (II), were synthesized under hydrothermal conditions from a mixture of CuCN and Cs2.67K1.33[Re6S8(CN)2(OH)4]·4H2O or Cs2....
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Article
SYNTHESIS, STRUCTURE, AND PHYSICOCHEMICAL PROPERTIES OF MOLECULAR RHENIUM CLUSTER COMPLEXES WITH 4-PHENYLPYRIDINE MOLECULES AS TERMINAL LIGANDS
Four novel rhenium cluster complexes with the general formula trans-[Re6Q8(ppy)4X2]·n(ppy) (Q = S, Se; X = Cl, Br; ppy = 4-phenylpyridine) are obtained by the interaction of salts Csn[Re6Q8X6]·2H2O (Q = S, n = 4;...
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Article
SYNTHESIS AND STRUCTURE OF A RHENIUM TETRAHEDRAL CLUSTER COMPLEX WITH THE {Re4(PO)4}4+ CORE
By a high-temperature reaction of rhenium(III) iodide and red phosphorus with an excess of sodium cyanide followed by recrystallization from an aqueous solution a new tetrahedral [{Re4(PO)4}(CN)12]8– anionic clus...
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Article
CRYSTAL STRUCTURE OF [Cu(NH3)2]2[{Cu(NH3)}2{Cu(NH3)(OH)}Re6Se8(CN)6]
Chain coordination polymer [Cu(NH3)2]2[{Cu(NH3)}2{Cu(NH3)(OH)}Re6Se8(CN)6] (1) is obtained by a reaction of Cs2.75K1.25[Re6Se8(CN)4(OH)2]·H2O with CuCN in the concentrated aqueous ammonia solution under hydrothe...
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Article
HIGH-VALENCE CLUSTER COMPOUNDS OF TRANSITION METALS CONTAINING INTERSTITIAL HETEROATOMS: GEOMETRY, ELECTRONIC STRUCTURE, AND PHYSICOCHEMICAL PROPERTIES
The article reviews the current state of the chemistry of high-valence cluster compounds of group 3-7 transition metals containing interstitial heteroatoms. The synthesis methods, reactivity, main structural t...
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Article
SYNTHESIS AND STRUCTURE OF TWO NOVEL METAL-ORGANIC FRAMEWORKS BASED ON CLUSTER ANIONS [Re6Se8(CN)6]4–, CATIONS Tb3+, AND ISONICOTINATE ANIONS
The interaction of cluster anions [Re6Se8(CN)6]4– with cations Tb3+ in the presence of 4-cyanopyridine in aqueous solution is studied. Two novel framework compounds (K[{Tb3(H2O)2}(ina)2}{Re6Se8(CN)6}2]·7H2O (1) a...
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Article
Synthesis and Structure of a Tetrahedral Rhenium Complex with a Mixed-Ligand Cluster Core {Re4As0.75(AsO)2.25Te}5+
A novel mixed-ligand cluster complex of the composition K7[{Re4As0.75(AsO)2,25Te}(CN)12]·9H2O is obtained by a high-temperature reaction of ReI3, As, and Te with KCN followed by recrystallization from an aqueous ...
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Article
New Method for the Synthesis of Octahedral Rhenium Chalcocyanide Cluster Complexes [{Re6(μ3-Q)8}(CN)6]4– (Q = S, Se, Te)
A new method is proposed for the synthesis of the octahedral rhenium chalcocyanide cluster complexes [{Re6(μ3-Q)8}(CN)6]4– (Q = S, Se, Te) using rhenium(IV) oxide as the starting compound. Among the synthesized c...
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Article
Structure of the [Re12CS14(μ-SO2)(μ-O)2(CN)6]6– Cluster Anion
A K[Ni(NH3)6]2.5[Re12CS14(μ-O)2(μ-SO2)(CN)6]·8H2O compound (1) with a new [Re12CS14(μ-O)2(μ-SO2)(CN)6]6– cluster anion is prepared by the interaction of [Ni(NH3)6] (aq) 2+ ...
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Article
Intraplate Seamounts of the Northwest Sector of the Pacific Ocean
A method is proposed for identifying seamounts in the northwest sector of the Pacific based on the following criteria: a closed, close to isometric contour of the isobaths at the base of a structure, its quasi...
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Article
Structure Of Chain Coordination Polymer {[Nd(phen)2(H2O)Nd(phen)(H2O)3(μ-OH)2]· ·[Re4S4(CN)12]}·phen·3.5H2O
A novel chain polymer based on cluster [Re4S4(CN)12]4– anion and Nd3+ cations is obtained by the hydrothermal synthesis. The structure of compound {[Nd(phen)2(H2O)Nd(phen)(H2O)3(μ-OH)2][Re4S4(CN)12]}·0.5phen·3.5H
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Article
Crystal structure of a [CsK2(μ3-DMF)2(μ-DMF)3(DMF)4][{Re6(μ3-Se)8}Br6] cluster complex
A cluster complex of the composition [CsK2(μ3-DMF)2(μ-DMF)3(DMF)4][{Re6(μ3-Se)8}Br6] is obtained by the reaction of K4[{Re6(μ3-Se)8}(OH)6]·8H2O with hydrobromic acid in the presence of CsBr and its subsequent cry...
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Article
Structural characterization of a bioctahedral cluster [Re12CS14(μ-SO2)(μ-S)2(CN)6]6– anion
The [Zn(H2O)4]3[Re12CS14(μ-SO2)(μ-S)2(CN)6]0.875[Re12CS14(μ-S)3(CN)6]0.125•6H2O compound (1) containing a new [Re12CS14(μ-SO2)(μ-S)2(CN)6]6– cluster anion is synthesized by the reaction of ZnCl2 and K6[Re12CS14(μ...
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Article
Framework coordination polymer based on the [Re3Mo3S8(CN)6]6–heterometallic cluster anions and Cd2+ cations
A new coordination polymer, [Cd(NH3)4]2{Cd[Re3Mo3S8(CN)6]}·1.5H2O (I), was prepared by the reaction between solutions of Cd(CH3COO)2 · 2H2O in aqueous ammonia and CaK4[Re3Mo3S8(CN)6] · 8H2O in water. The crystals...
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Article
Synthesis, structure, and properties of compounds containing both octahedral rhenium cluster cations and anions
The compound [{Re6S8}(3,5-Me2pzH)6]2[{Re6S8}Br6]•9H2O•4EtOH containing a cluster cation and a cluster anion in a 2: 1 ratio was synthesized by mixing an ethanol solution of the rhenium cluster complex [{Re6S8}(3,...