نتایج جستجو برای: coordination solvent

تعداد نتایج: 132304  

2009
Fernande D. Rochon Christian Tessier

The asymmetric unit of the title compound {systematic name: cis-dichloridobis[(3,7-dimethylbicyclo-[3.3.1]non-1-ylmeth-yl)-amine-κN]platinum(II) N,N-dimethyl-formamide solvate}, [PtCl(2)(C(11)H(19)N)(2)]·C(3)H(7)NO, consists of two metrically similar Pt complexes and two dimethyl-formamide solvent mol-ecules. Each Pt(II) center is coordinated by the amine groups of two (1-adamantylmeth-yl)amine...

Journal: :Physical chemistry chemical physics : PCCP 2009
Paola Nava Yannick Carissan Stéphane Humbel

Lewis super-acids, like Sn(OTf)(4) or In(OTf)(3), OTf = CF(3)SO(3)(-), are efficient catalysts for cycloisomerization reactions. We report here a study on the coordination of ligands (or of solvent molecules) around such catalysts at density functional theory level. Using the Sn-based compound as an example, we consider the interaction with several molecules, usually nearby in reaction conditio...

Journal: :Physical chemistry chemical physics : PCCP 2016
Luis Aguilera Johan Scheers Aleksandar Matic

We investigate Li+ coordination in mixed electrolytes based on ionic liquids (ILs) and organic solvents and its relation with the macroscopic properties such as phase behaviour and ionic conductivity. Using Raman spectroscopy we determine the solvation shell around Li+ in mixtures formed by the IL N-butyl-N-methylpyrrolidinium bis(trifluoromethanesulfonyl)imide, the organic solvents ethylene ca...

2017
Wei-Wei Fu Ya-Qian Li Yang Liu Man-Sheng Chen Wei Li Ying-Qun Yang

A new complex, namely bis-[4'-(furan-2-yl)-2,2':6',2''-terpyridine]-nickel(II) dichloride deca-hydrate, [Ni(C19H13N3O)2]Cl2·10H2O, has been crystallized by solvent evaporation and characterized by single-crystal X-ray diffraction. The coordination environment of the NiII cation is distorted octa-hedral with slight deviations from an idealized geometry. The most intriguing structural feature is ...

2012
William W. Brennessel John E. Ellis

The cation, anion, and solvent in the title compound, [K(C(18)H(36)N(2)O(6))][Co(C(8)H(12))(C(16)H(10))(2)]·0.5C(5)H(12), are well separated. The pentane solvent mol-ecules are found in channels along [100] and were modeled as disordered over crystallographic inversion centers. Using the mid-points of the coordinated olefins, the angle between the C(py)/C(py)-Co-C(py)/C(py) and the C(cod)/C(cod...

2010
Kai-Long Zhong Jiang-Dong Cui

In the title compound, [Cd(SO(4))(C(12)H(8)N(2))(2)]·C(3)H(8)O(2), the Cd(II) atom has a distorted octa-hedral coordination composed of four N atoms from two chelating 1,10-phenanthroline ligands and two O atoms from an O,O'-bidentate sulfate group. The two chelating NCCN groups subtend a dihedral angle of 82.21 (9)°. The Cd(II) ion, the S atom and the middle C atom of the propane-1,3-diol solv...

2011
Corrado Rizzoli Kazem Karami Farzaneh Borzooie

In the cation of the title compound, [Pd(C(26)H(19)NO(3)P)(C(26)H(24)P(2))]CF(3)O(3)S·CH(2)Cl(2)·0.5C(6)H(14), the Pd(II) atom has a slightly tetra-hedrally distorted square-planar coordination geometry. The PdC(3)P and PdC(2)P(2) five-membered metallacycles adopt envelope and twist conformations, respectively. In the crystal, inter-molecular C-H⋯O hydrogen bonds link cations and anions into a ...

2016
Carlos Ordonez Marina S. Fonari Qiang Wei Tatiana V. Timofeeva

The title three-dimensional metal-organic framework (MOF) compound, {(NH4)2[Zn2(C9H3O6)2]·2C5H9NO} n , features an anionic framework constructed from Zn(2+) cations and benzene-1,3,5-tri-carboxyl-ate (BTC) organic anions. Charge balance is achieved by outer sphere ammonium cations formed by degradation of di-n-butyl-amine in the solvothermal synthesis of the compound. Binuclear {Zn2(COO)2} enti...

2013
Kai-Long Zhong Guo-Qing Cao

The title compound, [Cu(SO4)(C12H8N2)2]·C4H10O2, is comprised of neutral monomeric complex and butane-2,3-diol solvent mol-ecules. In the complex, the Cu(II) ion is in a distorted square-pyramidal coordination environment defined by four N atoms from two chelating 1,10-phenanthroline ligands and one O atom from a monodentate sulfate anion; the O atom is at the apex. The two chelating N2C2 group...

2013
Kai-Long Zhong Cheng-Xian Duan

In the title compound, [Ni(SO4)(C12H8N2)2]·C3H8O2, the Ni(II) atom exhibits a distorted octa-hedral coordination by four N atoms from two chelating 1,10-phenanthroline ligands and two O atoms from an O,O'-bidentate sulfate group. A twofold rotation axis passes through the Ni and S atoms and the mid-point of the hydroxyl C-C bond of the propane-1,2-diol solvent mol-ecule. The dihedral angle betw...

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