Metal Chalcogenide Imidazolate Frameworks with Hybrid Intercluster Bridging Mode and Unique Interrupted Topological
Jiaxu Zhang1, Wei Wang1, Chaozhuang Xue1
1College of Chemistry, Chemical Engineering and Materials Science , Soochow University , Suzhou , Jiangsu 215123 , China.
Inorganic Chemistry
|August 4, 2018
Summary
Researchers developed novel metal chalcogenide imidazolate frameworks (SCIF-11 and SCIF-12). These structures feature hybrid intercluster bridging and unique interrupted topologies, expanding framework design strategies.
Area of Science:
- Materials Science
- Inorganic Chemistry
- Crystallography
Background:
- Cluster-based metal-organic frameworks are crucial for designing novel materials.
- Developing hybrid connection modes is key to achieving complex framework architectures.
- Metal chalcogenide imidazolate frameworks offer unique structural and functional properties.
Purpose of the Study:
- To synthesize and characterize new metal chalcogenide imidazolate frameworks (SCIF-11 and SCIF-12).
- To investigate novel hybrid intercluster bridging modes and interrupted topological structures.
- To establish a new strategy for diversifying metal chalcogenide framework designs.
Main Methods:
- Hydrothermal synthesis of SCIF-11 and SCIF-12.
- Single-crystal X-ray diffraction for structural determination.
- Powder X-ray diffraction and other characterization techniques.
Main Results:
- Discovery of SCIF-11 with a dia topology, T3-InS clusters, and dual intercluster bridging (T3-S-T3 and T3-IM-T3).
- Discovery of SCIF-12 with a unique 3,4-connected interrupted framework and ins topology, utilizing T4-CdInS clusters.
- First report of an interrupted framework in cluster-based metal chalcogenide families.
Conclusions:
- The study introduces two new metal chalcogenide imidazolate frameworks, SCIF-11 and SCIF-12.
- These frameworks exhibit unprecedented hybrid intercluster bridging and interrupted topological structures.
- This work presents a novel strategy for expanding the diversity of metal chalcogenide frameworks.
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