نتایج جستجو برای: heterodinuclear complex
تعداد نتایج: 783900 فیلتر نتایج به سال:
In the title heterodinuclear complex, [CuNa(C(8)H(7)O(3))(2)(ClO(4))(CH(3)OH)](n), the Cu(II) ion is five-coordinated by four O atoms from two 2-formyl-6-meth-oxy-phenolate anions and one O atom from a perchlorate anion in a distorted square-pyramidal geometry. The Na(+) ion is six-coordinated by four O atoms from two 2-formyl-6-meth-oxy-phenolate ligands, one O atom of a methanol mol-ecule and...
The title compound, [FePt(C(9)H(9)NO(2)S)(C(18)H(15)P)(C(25)H(22)P(2))(CO)(3)], represents a rare example of an isonitrile-bridged heterobimetallic complex (here Pt and Fe) and is an inter-esting precursor for the preparation of heterodinuclear μ-amino-carbyne complexes, since the basic imine-type N atom of the μ(2)-C=N-R ligand readily undergoes addition with various electrophiles to afford im...
Some of the most active catalysts for carbon dioxide and epoxide copolymerization are dinuclear metal complexes. Whilst efficient homodinuclear catalysts are known, until now heterodinuclear catalysts remain unreported. Here, a facile, in situ route to a catalyst system comprising a mixture of homo- and heteronuclear Zn-Mg complexes is presented. This catalyst system shows excellent polymerizat...
A series of Tb(III) triple-decker heteroleptic crownphthalocyaninate complexes consisting of a homodinuclear compound [(15C5)4Pc]Tb[(15C5)4Pc]Tb(Pc) (), and two novel heterodinuclear compounds [(15C5)4Pc]Tb[(15C5)4Pc]Y(Pc), () and [(15C5)4Pc]Y[(15C5)4Pc]Tb(Pc) (), have been synthesized. All compounds were characterised using UV-Vis spectroscopy, HR-ESI-MS, MALDI-TOF-MS, and (1)H NMR spectroscop...
Two new heterodinuclear nickel-iron complexes [Ni(pbSmSe)FeCpCO]PF6 and [Ni(xbSmSe)FeCpCO]PF6 were synthesized as mimics of the [NiFeSe] hydrogenase active site (HCp = cyclopentadiene; H2pbSmSe = 1,9-diselenol-3,7-dithia-2,2,8,8-tetramethylnonane; H2xbSmSe = 1,2,-bis(2-thiabutyl-3,3-dimethyl-4-selenol)benzene). The compounds were characterized by single crystal X-ray diffraction and cyclic volt...
Novel photocatalysts based on ruthenium complexes with NHC (N-heterocyclic carbene)-type bridging ligands have been prepared and structurally and photophysically characterised. The identity of the NHC-unit of the bridging ligand was established unambiguously by means of X-ray structural analysis of a heterodinuclear ruthenium-silver complex. The photophysical data indicate ultrafast intersystem...
The crystal structure of L’Cu(Me2CO)Nd(NO3)3 (L’ = N,N’-bis(2-hydroxy-3-methoxybenzylidene)-ethylenediamine) was determined and the magnetic properties of the complex were investigated. (C18H18N2O4)Cu(C3H6O)Nd(NO3)3, monoclinic, space group P21/c, with a = 9.8792(9), b = 18.904(4), c = 15.667(2) Å, β = 95.360(10)◦ , V = 2913.1(8) Å3, Z = 4. The central region of the complex is occupied by CuII ...
Some of the most active catalysts for carbon dioxide and epoxide copolymerization are dinuclear metal complexes. Whilst efficient homodinuclear catalysts are known, until now heterodinuclear catalysts remain unreported. Here, a facile, in situ route to a catalyst system comprising amixture of homoand heteronuclear Zn–Mg complexes is presented. This catalyst system shows excellent polymerization...
Orthopalladation of the phenyl ring in the cyclopalladated complex [Pd{C,N-pyl-SCHC(O)Ph}(μ-X)]2 (pyl = 2-pyridyl, X = Cl; 1·Cl) occurs upon reacting it with AgOAc (1 : 2) in MeCN to give the pincer complex [Pd{C,C,N-pyl-SCHC(O)C6H4-2}(NCMe)] (2). The nature of the base and X plays a key role because palladation neither occurs with other bases nor when AgOAc is the base and X is Br, in which ca...
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