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    Por favor, use este identificador para citar o enlazar este ítem:http://uvadoc.uva.es/handle/10324/29149

    Título
    3‐(Pyridin‐2‐yl)imidazo[1,5‐a]pyridine (Pyridylindolizine) as Ligand in Complexes of Transition and Main‐Group Metals
    Autor
    Álvarez González, Celedonio ManuelAutoridad UVA Orcid
    Álvarez Miguel, Lucía
    García Rodríguez, RaúlAutoridad UVA Orcid
    Martín Álvarez, José MiguelAutoridad UVA Orcid
    Miguel San José, DanielAutoridad UVA Orcid
    Año del Documento
    2015
    Editorial
    Wiley
    Descripción
    Producción Científica
    Documento Fuente
    European Journal of Inorganic Chemistry, 2015, volume 2015, Issue29 , Pages 4921-4934
    Resumo
    The coordination of the easily prepared 3‐(pyridin‐2‐yl)imidazo[1,5‐a]pyridine (pyridylindolizine, Py‐indz) ligand to several metal moieties was studied, and its electronic properties, similar to those of the classical ligands 2,2′‐bipyridine (bipy) and 1,10‐phenanthroline (phen), are reported. The new complexes were prepared and fully characterized by X‐ray crystallography and other typical spectroscopic methods if possible. Paramagnetic complexes [Ni(S2X)2(Py‐indz)] X = P(OEt)2 (1), COEt (2); [Ni(acac)2(Py‐indz)] (3, acac = acetylacetonate); [Ni(Py‐indz)3](PF6)2 (4); [Mn2Cl4(Py‐indz)2] (6); and [MnCl2(Py‐indz)2] (7) have the magnetic moment expected for a metallic cation with two or five unpaired electrons. Diamagnetic complexes show NMR spectra with similar patterns with small differences depending on the complex. [M{S2P(OEt)2}2 (Py‐indz)] M = Zn (8), Cd (9) have pentacoordinate and hexacoordinate structures, respectively. Octahedral tin complexes [SnL4(Py‐indz)] L4 = I4 (10), Cl3Ph (11), and Cl2nBu2 (12) have different behaviors in solution; whereas complex 10 is practically insoluble, complex 11 displays the expected pattern in its NMR spectrum, and complex 12 shows dynamic behavior. The Py‐indz ligand is also able to stabilize copper(I) and forms [Cu(PPh3)2(Py‐indz)]BF4 (13). The synthesis of the carbonyl complexes [MBr(CO)3(Py‐indz)] M = Mn (14), Re (15) and [Mo(CO)4(Py‐indz)] (16) was followed by IR spectroscopy in solution. [RuCl·p‐cym(Py‐indz)]PF6 (17, p‐cym = p‐cymene) has the familiar half‐sandwich “three‐legged piano‐stool” geometry.
    Palabras Clave
    Chelate complexes
    ISSN
    1434-1948
    Revisión por pares
    SI
    DOI
    10.1002/ejic.201500776
    Patrocinador
    Ministerio de Economía, Industria y Competitividad (Project CTQ2013- 41067-P)
    Version del Editor
    https://onlinelibrary.wiley.com/doi/abs/10.1002/ejic.201500776
    Idioma
    eng
    URI
    http://uvadoc.uva.es/handle/10324/29149
    Derechos
    openAccess
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    Universidad de Valladolid

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