نتایج جستجو برای: copper complex

تعداد نتایج: 859918  

The crystal structure of the title Schiff base complex is obtained by single-crystal X-ray diffraction data.The solid state structure determination reveals that the coordination geometry around the copper(II) center istetrahedrally distorted square-planar. The crystal packing shows one dimensional infinite chains which arisesfrom the intermolecular interaction and stabilize the crystal packing.

ابراهیمی نژاد, مهدی , حسین زاده, عباس ,

    The aim of this study is to investigate and identify the barriers and problems related to establishing management information systems (MIS) from administrators’ point of view. on this basis, attempt has been made to propose suitable solutions to these barriers by identifying them in different stages of establishing these systems in Sarcheshmeh Copper Complex in Rafsanjan. These barriers are...

Journal: :Accounts of chemical research 2003
Heather S Carr Dennis R Winge

Cytochrome c oxidase (CcO) is an oligomeric complex localized within the mitochondrial inner membrane. Assembly of the active oxidase complex requires the coordinate assembly of subunits synthesized in both the cytoplasm and the mitochondrion. In addition, assembly is dependent on the insertion of five types of cofactors, including two hemes, three copper ions, and one Zn, Mg, and Na ion. A ser...

Journal: :Dalton transactions 2013
Yuan-Bo Cai Lei Liang Jing Zhang Hao-Ling Sun Jun-Long Zhang

μ-Hydroxyl trinuclear copper(II) compounds, with core structures closely resembling the central moieties in multicopper oxidases, have been extensively investigated and the importance of the prototypes in the oxidation of C-H bonds has been confirmed. In the course of study for the Cu(II) salens catalyzing the three-component (sodium azide, epoxide and non-activated terminal alkyne) 1,3-Huisgen...

2007
Abid Khan Jon D. Silversides Leigh Madden John Greenman Stephen J. Archibald

The copper(II) complex of a novel rhodamine-azamacrocycle conjugate binds to the CXCR4 chemokine receptor and competes effectively against anti-CXCR4 monoclonal antibodies. The copper macrocycle unit adopts a trans-II configuration in the solid state.

Journal: :Chemical communications 2010
Qingming Wang Liping Lu Caixia Yuan Kai Pei Zhiwei Liu Maolin Guo Miaoli Zhu

A new dinuclear copper complex and several Cu-amino acid complexes inhibit protein tyrosine phosphatase 1B competitively at submicromolar levels, suggesting that copper complexes may interfere with cellular signaling pathways by inhibiting protein tyrosine phosphatases.

2013
Tessy Lopez Emma Ortiz-Islas Patricia Guevara Esteban Gómez

The anticancer properties of pure copper (II) acetate and copper (II) acetylacetonate, alone and loaded on functionalized sol-gel titania (TiO(2)), were determined in four different cancer cell lines (C6, RG2, B16, and U373), using increasing concentrations of these compounds. The copper complexes were loaded onto the TiO(2) network during its preparation by the solgel process. Once copper-TiO(...

Journal: :Annals of the New York Academy of Sciences 2014
Hille Fieten Louis C Penning Peter A J Leegwater Jan Rothuizen

The One Health principle recognizes that human health, animal health, and environmental health are inextricably linked. An excellent example is the study of naturally occurring copper toxicosis in dogs to help understand human disorders of copper metabolism. Besides the Bedlington terrier, where copper toxicosis is caused by a mutation in the COMMD1 gene, more complex hereditary forms of copper...

Journal: :Dalton transactions 2009
Vaidyanathan Mathrubootham Anthony W Addison K Travis Holman Ekkehard Sinn Laurence K Thompson

A novel tripodal ligand with three different arms, viz., pyridine, phenol and an oxime and its copper(II) complex were synthesised. The X-ray crystal structure of the compound reveals that it is a dinuclear complex consisting of two copper(II) ions doubly bridged by two oximato groups in a trans arrangement. The complex contains unusual cis-axially coordinated phenolates as well as a novel inte...

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