Poly[pentaaquatetrakis(μ2-nicotinato-κ2N:O)(perchlorato-κO)lanthanum(III)disilver(I)]

In the title complex, [Ag2La(C6H4NO2)4(ClO4)(H2O)5]n, the LaIII atom, lying on a twofold rotation axis, is eight-coordinated by four O atoms from four nicotinate (nic) ligands and four water molecules in a distorted square-antiprismatic coordination geometry. The AgI atom is coordinated in an almost...

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Main Authors: Wen-Dong Song, Chao-Hua Zhang, Biao Guan
Format: Article
Language:English
Published: International Union of Crystallography 2009-08-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536809026130
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author Wen-Dong Song
Chao-Hua Zhang
Biao Guan
author_facet Wen-Dong Song
Chao-Hua Zhang
Biao Guan
author_sort Wen-Dong Song
collection DOAJ
description In the title complex, [Ag2La(C6H4NO2)4(ClO4)(H2O)5]n, the LaIII atom, lying on a twofold rotation axis, is eight-coordinated by four O atoms from four nicotinate (nic) ligands and four water molecules in a distorted square-antiprismatic coordination geometry. The AgI atom is coordinated in an almost linear fashion by two pyridyl N atoms of two nic ligands. The linear coordination is augmented by weak interactions with one O atom from a half-occupied ClO4− anion and a water molecule lying on a twofold axis. Two Ag(nic)2 units connect two La atoms, forming a cyclic unit. These units are further extended into an infinite zigzag chain. The chains are bridged by the disordered perchlorate ions via weak Ag—O [2.678 (2) Å] interactions. O—H...O hydrogen bonds, weak Ag...Ag [3.3340 (15) Å] interactions and π–π interactions between the pyridyl rings [centroid–centroid distance = 3.656 (2) Å] lead to a three-dimensional network.
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spelling doaj.art-5cb961bfff9544e1af4ceb0704fc43202022-12-21T20:14:10ZengInternational Union of CrystallographyActa Crystallographica Section E1600-53682009-08-01658m896m89710.1107/S1600536809026130Poly[pentaaquatetrakis(μ2-nicotinato-κ2N:O)(perchlorato-κO)lanthanum(III)disilver(I)]Wen-Dong SongChao-Hua ZhangBiao GuanIn the title complex, [Ag2La(C6H4NO2)4(ClO4)(H2O)5]n, the LaIII atom, lying on a twofold rotation axis, is eight-coordinated by four O atoms from four nicotinate (nic) ligands and four water molecules in a distorted square-antiprismatic coordination geometry. The AgI atom is coordinated in an almost linear fashion by two pyridyl N atoms of two nic ligands. The linear coordination is augmented by weak interactions with one O atom from a half-occupied ClO4− anion and a water molecule lying on a twofold axis. Two Ag(nic)2 units connect two La atoms, forming a cyclic unit. These units are further extended into an infinite zigzag chain. The chains are bridged by the disordered perchlorate ions via weak Ag—O [2.678 (2) Å] interactions. O—H...O hydrogen bonds, weak Ag...Ag [3.3340 (15) Å] interactions and π–π interactions between the pyridyl rings [centroid–centroid distance = 3.656 (2) Å] lead to a three-dimensional network.http://scripts.iucr.org/cgi-bin/paper?S1600536809026130
spellingShingle Wen-Dong Song
Chao-Hua Zhang
Biao Guan
Poly[pentaaquatetrakis(μ2-nicotinato-κ2N:O)(perchlorato-κO)lanthanum(III)disilver(I)]
Acta Crystallographica Section E
title Poly[pentaaquatetrakis(μ2-nicotinato-κ2N:O)(perchlorato-κO)lanthanum(III)disilver(I)]
title_full Poly[pentaaquatetrakis(μ2-nicotinato-κ2N:O)(perchlorato-κO)lanthanum(III)disilver(I)]
title_fullStr Poly[pentaaquatetrakis(μ2-nicotinato-κ2N:O)(perchlorato-κO)lanthanum(III)disilver(I)]
title_full_unstemmed Poly[pentaaquatetrakis(μ2-nicotinato-κ2N:O)(perchlorato-κO)lanthanum(III)disilver(I)]
title_short Poly[pentaaquatetrakis(μ2-nicotinato-κ2N:O)(perchlorato-κO)lanthanum(III)disilver(I)]
title_sort poly pentaaquatetrakis amp 956 2 nicotinato amp 954 2n o perchlorato amp 954 o lanthanum iii disilver i
url http://scripts.iucr.org/cgi-bin/paper?S1600536809026130
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AT chaohuazhang polypentaaquatetrakisamp9562nicotinatoamp9542noperchloratoamp954olanthanumiiidisilveri
AT biaoguan polypentaaquatetrakisamp9562nicotinatoamp9542noperchloratoamp954olanthanumiiidisilveri