نتایج جستجو برای: cobalt iii oxyhydroxide

تعداد نتایج: 286797  

2014
Edward Chong Veena Kalia Sandra Willsie Peter Winkle

BACKGROUND The novel iron-based phosphate binder sucroferric oxyhydroxide is being investigated for the treatment of hyperphosphatemia. Patients with chronic kidney disease often have multiple comorbidities that may necessitate the daily use of several types of medication. Therefore, the potential pharmacokinetic drug-drug interactions between sucroferric oxyhydroxide and selected drugs commonl...

2009
M. M. Alam S. M. M. Rahman M. M. Rahman S. M. S. Islam

Preparation and characterization of various complexes of cobalt (III)-amino acid system, especially cobalt (III) glycinato and cobalt (III) alaninato complexes are reported. The identification of the various isomers of these complexes is also reported. The various isomers are separated from their mixture by fractional crystallization. Each of these complexes has been characterized by observing ...

2015
Johanna Scheck Tobias Lemke Denis Gebauer Karim Benzerara Jennyfer Miot Thibaud Coradin

Iron(III) hydrolysis in the presence of chloride ions yields akaganéite, an iron oxyhydroxide mineral with a tunnel structure stabilized by the inclusion of chloride. Yet, the interactions of this anion with the iron oxyhydroxide precursors occurring during the hydrolysis process, as well as its mechanistic role during the formation of a solid phase are debated. Using a potentiometric titration...

Journal: :The Analyst 2016
Yaqing Chang Zhe Zhang Huiqing Liu Nan Wang Jilin Tang

Detection of specific DNA sequences is critical in life science. In this study, we investigated the interaction of cobalt oxyhydroxide (CoOOH) nanoflakes with DNA and their fluorescence quenching mechanism of a FAM-labeled single-stranded DNA (ssDNA) probe. ssDNA could adsorb on the CoOOH surface via electrostatic interactions and therefore the fluorescence of FAM was quenched. However, upon ad...

2011
A. THAMINUM ANSARI

Nicotinium dichromate (NDC) oxidation of pentaamminecobalt (III) complexes of ∝ hydroxy acids in micellar medium yielding nearly 100% of keto acid complex is ultimate product. The decrease in UV-Visible absorbance at 502 nm for Co(III) complex corresponds to nearly 0% reduction of the initial absorbance. The stoichiometry of unbound ligand and cobalt(III) complex is accounting for no reduction ...

2011
Qihui Wu Shangwen Chen Cailing Zhang Xia Zhi Zelin Chen

The title compound, [Co(C(4)H(13)N(3))(2)][InCl(6)], was synthesized under hydro-thermal conditions. In the cation, the Co-N bond lengths lie in the range 1.967 (2)-1.9684 (15) Å. In the anion, the In(III) atom is coordinated by six Cl atoms resulting in a slightly distorted octa-hedral geometry. Both metal atoms are located on special positions of site symmetry 2/m. Furthermore, one Cl atom an...

Journal: :Bulletin of the Chemical Society of Japan 1976

Journal: :Acta Crystallographica Section E Structure Reports Online 2011

2011
Partha Halder Tapan Kanti Paine

The synthesis, characterization and reactivity of a cobalt(II) complex, [(HL)Co(PyS)](ClO4) (1) (where HL = tris(2-pyridylthio)methane and PyS = monoanionic pyridine-2-thiolate) are discussed. Complex (1) reacts with molecular oxygen to yield a mononuclear low-spin cobalt(III) complex, [(L)Co(PyS)](ClO4) (2). On the other hand, treatment of (1) with a protic acid (pyridinium perchlorate) follow...

2011
Juying Tong Qinhe Pan

In the cation of the title compound, [Co(C(2)H(8)N(2))(3)][In(C(2)O(4))(2)(CHO(2))(2)]·2H(2)O, the Co-N bond lengths lie in the range 1.960 (5)-1.997 (5) Å. In the anion, the In(III) atom is coordin-ated by four O atoms from two oxalato ligands and two O atoms from two formato ligands in a distorted octa-hedral geometry. Inter-molecular O-H⋯O and N-H⋯O hydrogen bonds form an extensive hydrogen-...

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