نتایج جستجو برای: heterobimetallic complex

تعداد نتایج: 784147  

2015
Ahmed Said Mohamed Isabelle Jourdain Michael Knorr Yoann Rousselin Marek M. Kubicki

The title compound, [FePt(C12H10P)(C13H13Si)(C18H15P)2(CO)3]·0.5CH2Cl2, represents an example of a phosphido-bridged heterobimetallic silyl complex; these are inter-esting precursors for the coordination and activation of small unsaturated organic mol-ecules. The μ2-PPh2 ligand spans the iron and platinum atoms, which are connected via a metal-metal bond of 2.7738 (4) Å. In contrast to most oth...

Journal: :Molecules 2012
Toshihiko Sone Akitake Yamaguchi Shigeki Matsunaga Masakatsu Shibasaki

Catalytic asymmetric Corey-Chaykovsky epoxidation of various ketones with dimethyloxosulfonium methylide using a heterobimetallic La-Li(3)-BINOL complex (LLB) is described. The reaction proceeded smoothly at room temperature in the presence of achiral phosphine oxide additives, and 2,2-disubstituted terminal epoxides were obtained in high enantioselectivity (97%-91% ee) and yield ( > 99%-88%) f...

Journal: :Chemcatchem 2022

s-Block heterobimetallic catalysts: Exploiting s-block cooperativity, the use of a potassium magnesiate for catalytic hydrophosphinylation styrenes has been developed.

Journal: :Inorganic chemistry 2003
Enrique Colacio José M Domínguez-Vera Francesc Lloret José M Moreno Sánchez Raikko Kivekäs Antonio Rodríguez Reijo Sillanpää

The hydrothermal reaction of K(3)[Fe(CN)(6)], CuCl(2), and 2,2'-bipyridine (bipy) resulted in the formation of a 2D cyanide-bridged heterobimetallic Fe(II)-Cu(I) complex, [Fe(bipy)(2)(CN)(4)Cu(2)], 1. Working in the same conditions, but using 2,2'-bipyrimidine (bpym) instead of bipy and methanol as solvent, we obtained the homometallic Cu(I) complex [Cu(2)(CN)(2)(bpym)](2), 2. The structure of ...

Journal: :Dalton transactions 2017
Kyle E Rosenkoetter Joseph W Ziller Alan F Heyduk

Complexes of the general formula W[SNS]2M(dppe) (M = Pd, Pt; [SNS]H3 = bis(2-mercapto-p-tolyl)amine; dppe = 1,2-bis(diphenylphosphino)ethane) were prepared by combining the corresponding (dppe)MCl2 synthon with W[SNS]2 under reducing conditions. X-ray diffraction studies revealed the formation of a heterobimetallic complex supported by a single thiolate bridging ligand and a short metal-metal b...

Journal: :Dalton transactions 2010
Diana Visinescu Luminita Marilena Toma Joan Cano Oscar Fabelo Catalina Ruiz-Pérez Ana Labrador Francesc Lloret Miguel Julve

The preparation, crystal structures and magnetic properties of the heterobimetallic complexes of formula [Mn(III)(n-MeOsalen)(H(2)O)(mu-CN)Fe(III)(bpym)(CN)(3)]·mH(2)O with n = m = 3 (1) and n = 4 and m = 2 (2) [n-MeOsalen(2-) = N,N'-ethylenebis(n-methoxysalicylideneiminate) dianion and bpym = 2,2'-bipyrimidine] are reported. 1 and 2 are dinuclear neutral species where the cyano-bearing low-spi...

Journal: :Chemical communications 2008
Michael Schmittel Kingsuk Mahata

The self-assembly of an equilateral triangle that is both heterobimetallic and heteroleptic, its metal exchange to a homometallic triangle and further ligand exchange (= edge of the triangle) were elaborated.

Journal: :Dalton Transactions 2021

Isotopic enrichment and magnetic dilution influenced the performance of a 3d4f heterobimetallic single-molecule magnet in both zero applied field.

Journal: :Dalton transactions 2011
M Schulz J Hirschmann A Draksharapu G Singh Bindra S Soman A Paul R Groarke M T Pryce S Rau W R Browne J G Vos

The mono- (1) and dinuclear (2) ruthenium(II) bis(2,2'-bipyridine) complexes of 2,5-di(pyridin-2-yl)pyrazine (2,5-dpp), for which the UV/Vis absorption and emission as well as electrochemical properties have been described earlier, are reinvestigated here by resonance, surface enhanced and transient resonance Raman spectroscopy together with selective deuteration to determine the location of th...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1390

this work is presented in five parts. in the first part preparation of the starting complex [pt(c^n)cl(dmso)], 1, in which c^n = n(1),c(2?)-chelated, deprotonated 2-phenylpyridine, and dmso = dimethylsulfoxide, and its reaction with 1 equiv of the biphosphine ligands bis(diphenylphosphino)amine, dppa, or bis(diphenylphosphino)methane, dppm, to give the complex [pt(c^n)cl(dppa)], 2, or [pt(c^n)c...

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