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Influence of Different Organic Carboxylate Anions on the Crystal Structure of Silver(Ⅰ)Coordination Polymers
作者姓名:WANG  Chong-Chen WANG  Peng GUO  Guang-Liang
作者单位:Key Laboratory of Urban Stormwater System and Water Environment (Ministry of Education), Bering University of Civil Engineering and Arehiteeture, Beijing 100044, China
基金项目:Funding Project for Academic Human Resources Development in Institutions of Higher Learning lander the Jurisdiction of Beijing Municipality,Open Research Fund Program of Key Laboratory of Urban Stormwater System and Water Environment,Beijing University of Civil Engineering and Architecture
摘    要:The reaction of AgNO3 , 4,4′-bipyridine (bpy) and 2,2′-bipyridine-3,3′-dicarboxylic acid (H2bpdc)/2,2′-biquinoline-4,4′-dicarboxylic acid (H2bqdc)/1,3-benzenedicarboxylic acid (H2bdc) gave rise to block-like crystals of Ag4(bpy)2(bpdc)2]·13H2O(1), Ag2(bpy)(bqdc)(H2O)]·4.5H2O(2) and Ag2(bpy)2(H2O)2](bdc)·3H2O(3) by slow evaporation. All the three complexes contain sandwich-like crystal structures, in which anionic sheets built up from different anions (bpdc2- , bqdc2- and bdc2- ) and lattice water molecules via rich hydrogen-bonding interactions are inserted between the cationic silver complex layers, and the abundant Ag···Ag, Ag···N and π-π stacking interactions further strengthen the 3D frameworks. The lattice water molecules are situated among the framework of crystal structure and stabilized by rich hydrogen-bonding interactions, and lattice water molecules may play a role in the orientation of organic anions in the crystal packing. Additionally, the thermal properties of 1, 2 and 3 were also discussed in detail.

关 键 词:4  4′-bipyridine  silver  sandwich-like  framework  aromatic  polycarboxyl  acids  TGA

Influence of Different Organic Carboxylate Anions on the Crystal Structure of Silver(Ⅰ)Coordination Polymers
WANG,Chong-Chen WANG,Peng GUO,Guang-Liang.Influence of Different Organic Carboxylate Anions on the Crystal Structure of Silver(Ⅰ)Coordination Polymers[J].Chinese Journal of Structural Chemistry,2012,31(7):1008-1020.
Authors:WANG Chong-Chen WANG Peng  GUO Guang-Liang
Institution:Key Laboratory of Urban Stormwater System and Water Environment (Ministry of Education), Bering University of Civil Engineering and Arehiteeture, Beijing 100044, China
Abstract:The reaction of AgNO3 , 4,4′-bipyridine (bpy) and 2,2′-bipyridine-3,3′-dicarboxylic acid (H2bpdc)/2,2′-biquinoline-4,4′-dicarboxylic acid (H2bqdc)/1,3-benzenedicarboxylic acid (H2bdc) gave rise to block-like crystals of Ag4(bpy)2(bpdc)2]·13H2O(1), Ag2(bpy)(bqdc)(H2O)]·4.5H2O(2) and Ag2(bpy)2(H2O)2](bdc)·3H2O(3) by slow evaporation. All the three complexes contain sandwich-like crystal structures, in which anionic sheets built up from different anions (bpdc2- , bqdc2- and bdc2- ) and lattice water molecules via rich hydrogen-bonding interactions are inserted between the cationic silver complex layers, and the abundant Ag···Ag, Ag···N and π-π stacking interactions further strengthen the 3D frameworks. The lattice water molecules are situated among the framework of crystal structure and stabilized by rich hydrogen-bonding interactions, and lattice water molecules may play a role in the orientation of organic anions in the crystal packing. Additionally, the thermal properties of 1, 2 and 3 were also discussed in detail.
Keywords:4  4'-bipyridine  silver  sandwich-like framework  aromatic polycarboxyl acids  TGA
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