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Title: Solvothermal synthesis, crystal structure, magnetic and luminescent properties of (H{sub 3}O){sub 6}.[Co{sub 4}(H{sub 2}O){sub 4}(HPMIDA){sub 2}(PMIDA){sub 2}].2H{sub 2}O

Journal Article · · Journal of Solid State Chemistry
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  1. State Key Laboratory of Inorganic Synthesis and Preparative Chemistry, College of Chemistry, Jilin University, Changchun 130012 (China)

A cobalt phosphonate (H{sub 3}O){sub 6}.[Co{sub 4}(H{sub 2}O){sub 4}(HPMIDA){sub 2}(PMIDA){sub 2}].2H{sub 2}O, 1, has been synthesized from a mild solvothermal reaction of Co(II) ion with N-(phosphonomethyl)iminodiacetic acid (H{sub 4}PMIDA). Compound 1 crystallizes in the triclinic space group P1-bar with cell parameters of a=9.0682(18)A, b=10.744(2)A, c=12.731(3)A, {alpha}=93.06(3){sup o}, {beta}=99.66(3){sup o}, {gamma}=90.34(3){sup o}V=1221.0(4)A{sup 3} and Z=1. Compound 1 shows a novel tetra-nuclear molecular structure. In the crystal lattice, molecules of 1 hydrogen bond to each other to form two-dimensional (2D) layers, which are further linked together by the co-crystallized H{sub 2}O molecules and H{sub 3}O{sup +} counter ions through hydrogen bonding to form the 3D supramolecular network. Thermogravimetric analysis, IR spectrum, magnetic susceptibility and luminescent spectra are given.

OSTI ID:
20729026
Journal Information:
Journal of Solid State Chemistry, Vol. 178, Issue 7; Other Information: DOI: 10.1016/j.jssc.2005.04.024; PII: S0022-4596(05)00173-8; Copyright (c) 2005 Elsevier Science B.V., Amsterdam, The Netherlands, All rights reserved; Country of input: International Atomic Energy Agency (IAEA); ISSN 0022-4596
Country of Publication:
United States
Language:
English