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Influence of hydrogen bonding on coordination polymer assembly
Lucas Applegarth1, Andres E Goeta, Jonathan W Steed
1Department of Chemistry, University of Durham, South Road, Durham, DH1 3LE, UK.
Chemical Communications (Cambridge, England)
|May 7, 2005
Summary
A novel dipyridyl ligand with urea groups was synthesized for hydrogen bonding. Its silver(I) coordination polymer assembly depends on hydrogen bond acceptors, extending previous findings.
Area of Science:
- Supramolecular Chemistry
- Coordination Chemistry
- Materials Science
Background:
- Hydrogen bonding plays a crucial role in molecular recognition and self-assembly.
- Urea functionalities are effective hydrogen bond donors.
- Dipyridyl ligands are versatile building blocks in coordination chemistry.
Purpose of the Study:
- To design and synthesize a new extended dipyridyl ligand (L1) incorporating urea groups for hydrogen bonding.
- To investigate the assembly of silver(I) coordination polymers using L1.
- To explore the influence of hydrogen bond acceptors on the coordination polymer formation.
Main Methods:
- Ligand design and synthesis of L1.
- Single-crystal X-ray diffraction for structural analysis.
- Coordination chemistry studies with silver(I) salts.
Main Results:
- Successful synthesis of the extended dipyridyl ligand L1.
- Formation of silver(I) coordination polymers with L1.
- Demonstration that the assembly of these polymers is sensitive to the nature of the hydrogen bond acceptor.
Conclusions:
- The designed dipyridyl ligand L1 effectively participates in hydrogen bonding.
- The self-assembly of silver(I) coordination polymers is controllable via hydrogen bonding interactions.
- This work provides a foundation for designing functional coordination materials based on hydrogen bonding.