Structural diversity of Cu(II) compounds of Schiff bases derived from 2-hydroxy-1-naphthaldehyde and a series of aminobenzoic acid
作者:Meiju Niu、Zhiqiang Cao、Ruiting Xue、Suna Wang、Jianmin Dou、Daqi Wang
DOI:10.1016/j.molstruc.2011.04.025
日期:2011.6
Abstract Five novel Cu(II) metal–organic coordination polymers, [(CuL1)n] (1), [ Cu 2 L 2 2 ( Py ) 4 ] (2), [Cu(HL3)(DMF)2] (3), [ Cu 6 L 4 3 ( Py ) 6 · H 2 O ] n (4), [ Cu 6 L 4 3 ( Py ) 8 ( C 10 H 8 N 2 ) 2 · 8 CH 3 OH ] n (5) (H2L1 = N-2-hydroxy-naphthaldehyde-1-alkenyl-o-amino acid, H2L2 = N-2-hydroxy-naphthaldehyde-1-alkenyl-m-amino acid, H2L3 = N-2-hydroxy-naphthaldehyde-1-alkenyl-o-amino-terephthalic
摘要 五种新型 Cu(II) 金属-有机配位聚合物,[(CuL1)n] (1), [Cu 2 L 2 2 ( Py ) 4 ] (2), [Cu(HL3)(DMF)2] (3 ), [ Cu 6 L 4 3 ( Py ) 6 · H 2 O ] n (4), [ Cu 6 L 4 3 ( Py ) 8 ( C 10 H 8 N 2 ) 2 · 8 CH 3 OH ] n (5 ) (H2L1 = N-2-羟基-萘甲醛-1-烯基-o-氨基酸,H2L2 = N-2-羟基-萘甲醛-1-烯基-m-氨基酸,H2L3 = N-2-羟基-萘甲醛- 1-烯基-o-氨基-对苯二甲酸),已合成并通过红外、元素分析、紫外光谱和单晶 X 射线衍射分析表征。配合物1具有螺旋链结构,通过π⋯π堆积相互作用进一步组装形成三维骨架。配合物 2 和 3 表现出二聚体和单体结构。复合体 4 是一种基于两种双核二次构建单元 (SBU)