نتایج جستجو برای: bimetallic complexes
تعداد نتایج: 140785 فیلتر نتایج به سال:
We present the synthesis and structural characterization of novel ruthenium complexes containing C^C* cyclometalated N-heterocyclic carbene ligands, η(6)-arene (p-cymene) ligands and one bridging chlorine ion. Complexes of the general formula [Ru(p-cymene)(C^C*)Cl] were prepared via a one-pot synthesis using in situ transmetalation from the correspondent silver NHC complexes. These complexes re...
Three heteronuclear bimetallic complexes [Cu(MeOH)(L)Ln(NO3)3] (1-Ce; Ln = Ce, 1-Pr; Pr, and 1-Nd; Nd) were prepared using H2L (1,3-bis[(3-methoxysalicylidene)amino]-2,2-dimethylpropane) in methanol, affording the as green crystalline materials. These can be a one-pot synthesis from 2,2-dimethylpropan-1,3-diamine, o-vanillin, copper(II) nitrate, Ln(III) nitrate (Ln Nd). X-ray crystallography, h...
The heterotetra- and bimetallic uranium(iv)-rhodium(i) complexes [UIVI2(μ-OArP-1κ1O,2κ1P)2RhI(μ-I)]2 (2) (ArPO- = 2-(diphenylphosphino)-6-tert-butyl-4-methylphenoxide) and UIVI(μ-I)(μ-OArP-1κ1O,2κ1P)3RhI (3) were prepared by treatment of UIVI(OArP-κ2O,P)3 (1) with rhodium(i) iodide olefin complexes. The reaction of 1 with the monodentate cyclooctene (coe) rhodium(i) precursor [(coe)2RhII]2 give...
Dinickel bisphenoxyiminato complexes based on highly substituted p- and m-terphenyl backbones were synthesized, and the corresponding atropisomers were isolated. In the presence of a phosphine scavenger, Ni(COD)2, the phosphine-ligated syn-dinickel complexes copolymerized α-olefins and ethylene in the presence of amines to afford 0.2-1.3% α-olefin incorporation and copolymerized amino olefins a...
New aluminium scorpionate based complexes have been prepared and used for the synthesis of cyclic carbonates from epoxides and carbon dioxide. Bimetallic aluminium(heteroscorpionate) complexes 9-14 were synthesised in very high yields. The single-crystal X-ray structures of 12 and 13 confirm an asymmetric κ(2)-NO-μ-O arrangement in a dinuclear molecular disposition. These bimetallic aluminium c...
Platinum(II) complexes with rigid and electron donating ligands are efficient phosphorescent emitters at room temperature. However, the excited-state lifetimes of these are, in general, relatively long. This problem, which can result degradation emitter, be overcome by exploiting natural tendency platinum to form metallophilic interactions aggregates. Herein, we report platinum(II) bimetallic 1...
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