Three new Coordination Polymers based on a 1-(3,5-dicarboxy-benzyl)-1H-pyrazole-3,5-dicarboxylic acid ligand: Synthesis, crystal structures, magnetic properties and selectively sensing properties
作者:Jing Sun、Ke-Xia Shang、Ya-Jun Wu、Qian Zhang、Xiao-Qiang Yao、Yun-Xia Yang、Dong-Cheng Hu、Jia-Cheng Liu
DOI:10.1016/j.poly.2017.11.037
日期:2018.2
Abstract Three new Coordination Polymers (CPs), namely [Co2(dpb)(dipe)(H2O)2]n (1), [Zn2(dpb)(dipe)(H2O)2]n (2) and [Co2(dpb)(bib)2(H2O)]·H2O}n (3), where H4dpb = 1-(3,5-dicarboxy-benzyl)-1H-pyrazole-3,5-dicarboxylic acid, dipe = (E)-1,2-di(pyridin-4-yl)ethene, bib = 1,4-di(1H-imidazol-1-yl)benzene, have been synthesized hydrothermally and characterized. Single-crystal XRD data analysis reveals that
摘要三种新型配位聚合物(CPs)分别为[Co2(dpb)(dipe)(H2O)2] n(1),[Zn2(dpb)(dipe)(H2O)2] n(2)和[Co2( dpb)(bib)2(H2O)]·H2O} n(3),其中H4dpb = 1-(3,5-二羧基-苄基)-1H-吡唑-3,5-二羧酸,dipe =(E)-通过水热法合成并表征了1,2-二(吡啶-4-基)乙烯,bib = 1,4-二(1H-咪唑-1-基)苯。单晶XRD数据分析显示1和2是同构的,并具有(3,4,5)连接的网,其Schlafli符号为(4·62)(4·65)(42·65·83),复合体3表示一个(4,4,4)连接的3节点3D网络,其中包含4·62·83} 4·63·82} 64·82}。此外,我们系统地检查了2对小的溶剂分子和金属离子的荧光传感响应。尤其,络合物2可以作为潜在的有前途的荧光传感器,以高选择性和高灵敏度检测丙酮和Fe3