Synthesis, crystal structures and characterization of four coordination polymers based on 5-amino-2,4,6-triiodoisophthalic acid

Zhang, Kou-Lin and Chang, Yan and Zhang, Jing-Bo and Yuan, Li-Min and Deng, Ye and Diao, Guo-Wang and Ng, Seik Weng (2011) Synthesis, crystal structures and characterization of four coordination polymers based on 5-amino-2,4,6-triiodoisophthalic acid. Journal of Solid State Chemistry, 184 (5). pp. 1263-1272. ISSN 0022-4596, DOI https://doi.org/10.1016/j.jssc.2011.03.050.

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Official URL: https://doi.org/10.1016/j.jssc.2011.03.050

Abstract

One homochiral 1D coordination polymer [Cu(ATIBDC)(2,2′-bipy)] ·3H2O·CH3OH (1) and three achiral 1D coordination polymers: [Cd(ATIBDC)(2,2′-bipy)(H2O)] ·3H2O (2), [Cd(ATIBDC)(phen)(H2O)]·4H 2O (3), and [Mn(ATIBDC)(phen)2]·5H2O (4) have been synthesized and characterized (H2ATIBDC=5-amino-2,4,6- triiodoisophthalic acid, 2,2′-bipy=2,2′-bipyridine, and phen=1,10-phenanthroline). Extended high dimensional network architectures are further constructed with the help of weak secondary interactions, such as hydrogen bonding, aromatic stacking, and halogen bonding (CI...π and CI...N/O). Complex 1 crystallizes in the monoclinic system with chiral space group P2(1) and exhibits a right-handed 21 helical chain structure. The homochirality of 1 was confirmed by CD spectrum. Interestingly, two new configurations of decameric water cluster are found in 3 and 4. The acyclic tetrameric cluster (H2O)3(CH3OH) in 1 and (H2O)4 in 2 array into highly ordered helical infinite chains. Thermal stabilities of all the complexes have been studied. Solid state fluorescent properties of the Cd(II) complexes have been explored. © 2011 Elsevier Inc. All rights reserved.

Item Type: Article
Funders: Key Laboratory of Environmental Material and Environmental Engineering of Jiangsu Province, Postdoctoral Foundation of Yangzhou University
Uncontrolled Keywords: Synthesis; Crystal structures; Characterization; Coordination polymers; Decameric water clusters; Fluorescence spectra
Subjects: Q Science > Q Science (General)
Q Science > QD Chemistry
Divisions: Faculty of Science > Department of Chemistry
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 14 Nov 2019 06:48
Last Modified: 14 Nov 2019 06:48
URI: http://eprints.um.edu.my/id/eprint/22993

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