Informace o publikaci
Synthesis and structure of lanthanide complexes with large-bite diphosphine dioxide ligands
Název česky | Syntéza a struktura komplexů lanthanoidů s fosforanovými ligandy s dlouhým skeletem |
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Autoři | |
Rok publikování | 2011 |
Druh | Článek v odborném periodiku |
Časopis / Zdroj | Polyhedron |
Fakulta / Pracoviště MU | |
Citace | |
www | http://dx.doi.org/10.1016/j.poly.2011.03.027 |
Obor | Anorganická chemie |
Klíčová slova | Diphosphine dioxide;Lanthanides;Coordination polymers;Chelates;X-ray crystallography |
Popis | Three large-bite diphosphine dioxide ligands were reacted with lanthanide salts to yield either molecular or polymeric complexes. The two flexible ligands gave bischelate complexes of general formulae [Ln(dppfO2)2Clx(NO3)2-x][FeCl4] and [Ln(dppdO2)2(NO3)2]NO3, where dppfO2 and dppdO2 are bis(diphenylphosphoryl) ferrocene and bis(diphenylphosphoryl)diphenyl ether, respectively. Reactions of the rigid bis(diphenylphosphoryl)benzene (dppbO2) with lanthanide salts yielded linear coordination polymers of a 1:1.5 metal-to-ligand stoichiometry. The compounds were studied by single crystal X-ray diffraction, IR spectroscopy, mass spectrometry, and TG/DSC techniques. |
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