Structure‐Dependent Guest Recognition with Flexible Ferrocene‐Based Aromatic Oligoamide β‐Sheet Mimics

Liu, Yazhou;Wang, Hu;Chan, Chieh‐Kai;Mu, Xiao;Singleton, Michael;et.al.
(2020) Chemistry: A European Journal — Vol. 26, n° 1, p. 181-185 (2020)

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Authors
  • Liu, YazhouUCLouvain
    Author
  • Wang, HuUCLouvain
    Author
  • Chan, Chieh‐Kai
    Author
  • Mu, XiaoUCLouvain
    Author
  • Robeyns, KoenUCLouvain
    Author
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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.
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Citations

Liu, Y., Wang, H., Chan, C.-K., Mu, X., Robeyns, K., Wang, C.-C., & Singleton, M. (2020). Structure‐Dependent Guest Recognition with Flexible Ferrocene‐Based Aromatic Oligoamide β‐Sheet Mimics. Chemistry: A European Journal, 26(1), 181-185. https://doi.org/10.1002/chem.201904719 (Original work published 2020)