Two Chiral Nonlinear Optical Coordination Networks Based on Interwoven Two-Dimensional Square Grids of Double Helices
作者:Qian Huang、Jiancan Yu、Junkuo Gao、Xingtang Rao、Xiuli Yang、Yuanjing Cui、Chuande Wu、Zhangjing Zhang、Shengchang Xiang、Banglin Chen、Guodong Qian
DOI:10.1021/cg101135r
日期:2010.12.1
Two new chiral two-dimensional coordination networks, ZnL2(H2O)2 (1) and CdL2(H2O)2 (2) [L = 1,2,2-trimethyl-3-(pyridin-4-ylcarbamoyl)cyclopentanecarboxylic acid], have been synthesized and structurally characterized by single X-ray structure analysis, featuring very unusual interwoven (4,4) square grids of double helices. The frameworks exhibit high thermal stability as confirmed by thermogravimetric
两个新的手性二维配位网络,ZnL 2(H 2 O)2(1)和CdL 2(H 2 O)2(2)[L = 1,2,2-三甲基-3-(吡啶-4- [氨基甲酰基] [环戊烷羧酸],已经合成,并通过单X射线结构分析对其结构进行了表征,其特征是非常不寻常的双螺旋交织(4,4)方格。通过热重分析和粉末X射线衍射研究证实,该框架具有很高的热稳定性。归因于手性有机连接基的独特手性网络已导致其非线性光学性质。