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- Title
Structure‐Dependent Guest Recognition with Flexible Ferrocene‐Based Aromatic Oligoamide β‐Sheet Mimics.
- Authors
Liu, Ya‐Zhou; Wang, Hu; Chan, Chieh‐Kai; Mu, Xiao; Robeyns, Koen; Wang, Cheng‐Chung; Singleton, Michael L.
- Abstract
A series of aromatic oligoamides incorporating an inherently flexible ferrocene dicarboxylic acid unit was synthesized. Solid state, solution, and computational studies on these systems indicated that the aromatic strands can adopt a syn parallel stacked conformation. This results in modular β‐sheet‐like molecular clefts that display structure‐dependent recognition of small polar molecules. NMR and theoretical studies of the host–guest interaction support an in cleft binding mode and allowed the selectivity of the oligomers to be rationalized on the basis of minor changes in functional‐group presentation on the edge of the aromatic strands.
- Subjects
POLAR molecules; DICARBOXYLIC acids; SMALL molecules; HOST-guest chemistry
- Publication
Chemistry - A European Journal, 2020, Vol 26, Issue 1, p181
- ISSN
0947-6539
- Publication type
Article
- DOI
10.1002/chem.201904719