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Abstract:
4-(Pyren-1-yl)pyridine (L) with luminescence properties was self-assembled with beta-diketone-based transition metal compounds to produce five new hexacoordinated metal complexes: [Zn(acac)(2)L-2] (1), [Zn(hfacac)(2)L-2] (2), [Ni(hfacac)(2)L-2] (3), [Cu(hfacac)(2)L-2] (4), and [Co(acac)(2)L-2] (5) [L = 4-(pyren-1-yl)pyridine, acac = acetylacetone, and hfacac = hexafluoroacetylacetone]. The structures of these complexes were characterized by single-crystal and powder X-ray diffractometry; elemental analysis; electrospray ionization masss pectrometry; and nuclear magnetic resonance, infrared, and fluorescence spectroscopies. The beta-diketone ancillary ligands and pyrenylpyridine functional ligands were bonded to Zn(II)/Ni(II) /Cu(II)/Co(II) metal ions in an O<^>O and two N chelating fashion, leading to the formation of mononuclear coordination complexes where one-dimensional chains and two-dimensional sheet structures were formed via pi center dot center dot center dot pi stacking and hydrogen bonding interactions. In addition, the solid state photoluminescence properties of these new crystalline materials were examined, with obvious differences observed between the metal complexes. (C) 2022 Elsevier B.V. All rights reserved.
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JOURNAL OF MOLECULAR STRUCTURE
ISSN: 0022-2860
Year: 2022
Volume: 1268
3 . 8
JCR@2022
3 . 8 0 0
JCR@2022
ESI Discipline: CHEMISTRY;
ESI HC Threshold:53
JCR Journal Grade:2
CAS Journal Grade:3
Cited Count:
WoS CC Cited Count: 1
SCOPUS Cited Count: 1
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 3
Affiliated Colleges: