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    Metal Complexes of Tetrapodal Ligands:  Synthesis, Spectroscopic and Thermal Studies, and X-ray Crystal Structure Studies of Na(I), Ca(II), Sr(II), and Ba(II) Complexes of Tetrapod... by Geeta Hundal (612715)

    Published 2002
    “…Twelve complexes <b>1</b><b>−</b><b>12</b> of general category [M(ligand)(anion)<i><sub>x</sub></i>(water)<i><sub>y</sub></i>], where ligand = <i>N</i>,<i>N</i>,<i>N</i>‘,<i>N</i>‘-tetrakis(2-hydroxypropyl/ethyl)ethylenediamine (HPEN/HEEN), anion = anions of picric acid (PIC), 3,5-dinitrobenzoic acid (DNB), 2,4-dinitrophenol (DNP), and <i>o</i>-nitrobenzoic acid (ONB), M = Ca<sup>2+</sup>, Sr<sup>2+</sup>, Ba<sup>2+</sup>, or Na<sup>+</sup>, <i>x </i>= 1 and 2, and <i>y </i>= 0−4, were synthesized. …”
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