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Silver(I) supramolecular complexes generated from isophorone-based ligands: crystal structures and enhanced nonlinear
Zheng Zheng1, Zhi-Peng Yu, Ming-Di Yang
1College of Chemistry and Chemical Engineering, Anhui University, Key Laboratory of Functional Inorganic Materials Chemistry of Anhui Province, 230601 Hefei, P. R. China. zhpzhp@263.net.
Dalton Transactions (Cambridge, England : 2003)
|October 31, 2013
Summary
New silver(I) complexes with imidazole (L(1)) and triazole (L(2)) ligands were synthesized and characterized. These complexes exhibit interesting supramolecular architectures and nonlinear optical (NLO) properties, with some showing significant nonlinear absorption.
Area of Science:
- Coordination Chemistry
- Supramolecular Chemistry
- Materials Science
Background:
- Metal-organic frameworks and coordination polymers are of interest for their diverse structures and potential applications.
- Silver(I) complexes with nitrogen-containing ligands can form intricate supramolecular architectures.
- Nonlinear optical (NLO) materials are crucial for advanced photonic and optoelectronic devices.
Purpose of the Study:
- To synthesize and characterize novel silver(I) complexes using imidazole-based (L(1)) and triazole-based (L(2)) ligands.
- To investigate the structural features and supramolecular assembly of these new silver(I) complexes.
- To evaluate the nonlinear optical (NLO) properties of the synthesized ligands and their corresponding silver(I) complexes.
Main Methods:
- Self-assembly of ligands L(1) and L(2) with silver(I) salts.
- Single-crystal X-ray diffraction for structural analysis.
- Z-scan technique to measure nonlinear optical (NLO) properties.
Main Results:
- Eight new silver(I) complexes were successfully synthesized and structurally characterized.
- Supramolecular architectures were formed through coordination bonds, Ag···π, Ag···F/O interactions, hydrogen bonding, and π···π stacking.
- Complex 7 exhibited a two-dimensional coordination polymer structure.
- Complexes 1, 2, 3, 4, and 7 demonstrated significant nonlinear absorption, outperforming the free ligands.
Conclusions:
- The study successfully synthesized novel silver(I) complexes with imidazole and triazole ligands.
- The diverse supramolecular structures are influenced by coordination, non-covalent interactions, and solvent molecules.
- The investigated silver(I) complexes show promising nonlinear optical (NLO) behavior, particularly in terms of nonlinear absorption.
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