The Length of Substituents on Ligands Regulates the Structural Diversity of Coordination Polymers
作者:C. L. Zhang、J. L. Qian、T. Zhou、Y. Q. Li
DOI:10.1134/s1070328421120058
日期:2021.12
Abstract Three coordination polymers, namely, [Co(L1)(HBTC)]·0.5L1}n (I), [Co(L2)(HBTC)]·H2O}n (II), [Co(L3)(HBTC)]·H2O}n (III), have been synthesized based on three semi-rigid nitrogen-containing ligands (L1 = 4,4'-(2,5-dimethoxy-1,4-phenylene)dipyridine; L2 = 4,4'-(2,5-diethoxy-1,4-phenylene)dipyridine; L3 = 4,4'-(2,5-dibutoxy-1,4-phenylene)dipyridine) and 1,3,5-benzenetricarboxylic acid (H3BTC)
摘要 三种配位聚合物,即[Co(L 1 )(HBTC)]·0.5L 1 } n ( I )、[Co(L 2 )(HBTC)]·H 2 O} n ( II )、[ Co(L 3 )(HBTC)]·H 2 O} n ( III ),基于三个半刚性含氮配体(L 1 = 4,4'-(2,5-dimethoxy-1, 4-亚苯基)二吡啶;L 2 = 4,4'-(2,5-二乙氧基-1,4-亚苯基)二吡啶;L 3 = 4,4'-(2,5-二丁氧基-1,4-亚苯基)双吡啶)和1,3,5-苯三甲酸(H 3 BTC)。两个我和II是一个 4 连接的单节点 sql 网络,点符号为 4 4 ∙6 2 },III是一个 6 连接的单节点 rob 网络,点符号为 4 8 ∙6 6 ∙8}。配合物通过 X 射线单晶衍射(CIF 文件 CCDC 编号 2034103 ( II )、2034104 ( III ))、PXRD、IR