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Updated: Aug 13, 2026

Thermochemical Studies of Ni(II) and Zn(II) Ternary Complexes Using Ion Mobility-Mass Spectrometry
Published on: June 8, 2022
Diaquamalonato(1,10-phenanthroline)zinc(II)
Xu Cheng Fu1, Ming Tian Li, Cheng Gang Wang
1Department of Chemistry, Central China Normal University, Wuhan, Hubei 430079, People's Republic of China.
This study details the crystal structure of a zinc(II) complex featuring malonate and 1,10-phenanthroline ligands. The complex forms a 3D supramolecular structure through hydrogen bonding and pi-pi stacking interactions.
Area of Science:
- Coordination Chemistry
- Crystal Engineering
- Supramolecular Chemistry
Background:
- Metal-organic complexes are foundational in materials science.
- Understanding ligand coordination is key to designing novel structures.
- Supramolecular assembly influences material properties.
Purpose of the Study:
- To elucidate the crystal structure of a novel zinc(II) complex.
- To investigate the role of malonate and 1,10-phenanthroline ligands.
- To analyze the supramolecular architecture formed by the complex.
Main Methods:
- Single-crystal X-ray diffraction was employed to determine the molecular and crystal structure.
- Analysis of coordination geometry around the central Zn(II) ion.
- Identification and characterization of intermolecular interactions, including hydrogen bonding and pi-pi stacking.
Main Results:
- The Zn(II) center exhibits a distorted octahedral geometry.
- Coordination involves 1,10-phenanthroline (N,N), malonate (O,O), and two water molecules (O,O).
- A 3D supramolecular network is formed via hydrogen bonds and aromatic pi-pi stacking.
Conclusions:
- The synthesized zinc(II) complex displays a unique distorted octahedral coordination.
- Intermolecular hydrogen bonding and pi-pi stacking are crucial for 3D supramolecular array formation.
- This structural insight contributes to the field of crystal engineering and coordination chemistry.
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