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Control of dynamic helicity at the macro- and supramolecular level
1Stratingh Institute for Chemistry, University of Groningen, Nijenborgh 4, 9747 AG, Groningen, The Netherlands. b.l.feringa@rug.nl.
Soft Matter
|September 10, 2020
Summary
Researchers review systems controlling dynamic helicity in molecular assemblies. Strong interactions create stereoinduction, enabling applications in responsive materials and chirality sensors.
Area of Science:
- Supramolecular Chemistry
- Materials Science
Background:
- Controlling dynamic helicity at macro- and supramolecular levels is crucial for advanced materials.
- Molecular interactions dictate the helical architecture and properties of assemblies.
Purpose of the Study:
- To review recent systems for controlling dynamic helicity in molecular assemblies.
- To highlight the relationship between molecular interactions and supramolecular helical structures.
Main Methods:
- Review of literature on helical assemblies.
- Analysis of systems exhibiting stereoinduction.
- Discussion of applications in responsive materials and chirality sensing.
Main Results:
- Various systems demonstrate control over dynamic helicity.
- Strong molecular interactions lead to stereoinduction in helical architectures.
- Helical polymers and cholesteric liquid crystals are key examples.
Conclusions:
- Controlled helical assemblies offer potential for novel applications.
- Stereoinduction from molecular to supramolecular levels is achievable.
- These systems are promising for responsive materials and chirality sensors/amplifiers.
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