Cobalt(II) chloride complexes with some phosphine oxides: compatibility between structural data for the solid complexes and their stability constants in acetone medium

Binary complexes of general formula CoCl2L2, where L = triphenylphosphine oxide (TPPO), benzyldiphenylphosphine oxide (BDPPO), dibenzylphenylphosphine oxide (DBPPO) and tribenzylphosphine oxide (TBPO) were considered concerning X-ray structural data for the complexes in the solid state and their sta...

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Main Authors: Antonio Carlos Massabni, Cristo Bladimiros Melios
Format: Article
Language:English
Published: Universidade Estadual Paulista 2019-04-01
Series:Eclética Química
Online Access:https://revista.iq.unesp.br/ojs/index.php/ecletica/article/view/1013
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author Antonio Carlos Massabni
Cristo Bladimiros Melios
author_facet Antonio Carlos Massabni
Cristo Bladimiros Melios
author_sort Antonio Carlos Massabni
collection DOAJ
description Binary complexes of general formula CoCl2L2, where L = triphenylphosphine oxide (TPPO), benzyldiphenylphosphine oxide (BDPPO), dibenzylphenylphosphine oxide (DBPPO) and tribenzylphosphine oxide (TBPO) were considered concerning X-ray structural data for the complexes in the solid state and their stability constants in acetone solution. Compatibility between structural data and stability constants are pointed out. Previous investigations showed that in acetone medium, with CoCl2 as reference acceptor, the following basicity order is obeyed: TBPO > DBPPO > BDPPO > TPPO. This sequence is supported by X-ray diffraction data of the solid complexes and by electrolytic conductance values for these complexes both in acetone and in nitromethane media.
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spelling doaj.art-dfcf3a3c182a4072a7f3e1908c4dc97d2022-12-21T17:57:35ZengUniversidade Estadual PaulistaEclética Química1678-46182019-04-01442535510.26850/1678-4618eqj.v44.2.2019.p53-551013Cobalt(II) chloride complexes with some phosphine oxides: compatibility between structural data for the solid complexes and their stability constants in acetone mediumAntonio Carlos Massabni0Cristo Bladimiros Melios1Institute of Chemistry Unesp Araraquara (Unesp) University of Araraquara (Uniara)Institute of Chemistry Unesp Araraquara (Unesp)Binary complexes of general formula CoCl2L2, where L = triphenylphosphine oxide (TPPO), benzyldiphenylphosphine oxide (BDPPO), dibenzylphenylphosphine oxide (DBPPO) and tribenzylphosphine oxide (TBPO) were considered concerning X-ray structural data for the complexes in the solid state and their stability constants in acetone solution. Compatibility between structural data and stability constants are pointed out. Previous investigations showed that in acetone medium, with CoCl2 as reference acceptor, the following basicity order is obeyed: TBPO > DBPPO > BDPPO > TPPO. This sequence is supported by X-ray diffraction data of the solid complexes and by electrolytic conductance values for these complexes both in acetone and in nitromethane media.https://revista.iq.unesp.br/ojs/index.php/ecletica/article/view/1013
spellingShingle Antonio Carlos Massabni
Cristo Bladimiros Melios
Cobalt(II) chloride complexes with some phosphine oxides: compatibility between structural data for the solid complexes and their stability constants in acetone medium
Eclética Química
title Cobalt(II) chloride complexes with some phosphine oxides: compatibility between structural data for the solid complexes and their stability constants in acetone medium
title_full Cobalt(II) chloride complexes with some phosphine oxides: compatibility between structural data for the solid complexes and their stability constants in acetone medium
title_fullStr Cobalt(II) chloride complexes with some phosphine oxides: compatibility between structural data for the solid complexes and their stability constants in acetone medium
title_full_unstemmed Cobalt(II) chloride complexes with some phosphine oxides: compatibility between structural data for the solid complexes and their stability constants in acetone medium
title_short Cobalt(II) chloride complexes with some phosphine oxides: compatibility between structural data for the solid complexes and their stability constants in acetone medium
title_sort cobalt ii chloride complexes with some phosphine oxides compatibility between structural data for the solid complexes and their stability constants in acetone medium
url https://revista.iq.unesp.br/ojs/index.php/ecletica/article/view/1013
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AT cristobladimirosmelios cobaltiichloridecomplexeswithsomephosphineoxidescompatibilitybetweenstructuraldataforthesolidcomplexesandtheirstabilityconstantsinacetonemedium