Supramolecular structures based on regioisomers of cinnamyl-α-cyclodextrins – new media for capillary separation techniques

Gabor Benkovics,
Ondrej Hodek,
Martina Havlikova,
Zuzana Bosakova,
Pavel Coufal,
Milo Malanga,
Eva Fenyvesi,
Andras Darcsi,
Szabolcs Beni and
Jindrich Jindrich

Full Research Paper
Published 19 Jan 2016

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1. Graphical Abstract
2. Figure 1: Example of elucidation of 2D NMR spectra of 2-O-Cin-α-CD.
  
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3. Figure 2: 2D ROESY spectrum of 2-O-Cin-α-CD in D₂O at 25 °C at 24 mM concentration.
  
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4. Figure 3: Expansion of the 2D ROESY spectrum of 2-O-Cin-α-CD indicating the geometric arrangement.
  
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5. Figure 4: ¹H NMR spectra of 2-O-Cin-α-CD in D₂O at 25 °C at different concentrations.
  
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6. Figure 5: ¹H NMR spectra of 3-O-Cin-α-CD in D₂O at 25 °C recorded at various concentrations.
  
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7. Figure 6: Diffusion coefficients of 2-O-Cin-α-CD (black) and, 3-O-Cin-α-CD (red) in D₂O at various concentrat...
  
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8. Figure 7: Effect of solvent on the size distribution of aggregates formed by 2-O-Cin-α-CD at 25 °C (the appli...
  
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9. Figure 8: Effect of a solvent on the size distribution of aggregates formed by 3-O-Cin-α-CD at 25 °C (the app...
  
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10. Figure 9: Aggregate sizes (diameter) of 2-O-Cin-α-CD (black) and 3-O-Cin-α-CD (red) in water at various tempe...
  
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11. Figure 10: Schematic representation of the DLS experiment proving the host–guest nature of the aggregate forma...
  
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12. Figure 11: The effect of competitive additives on the size distribution of aggregates formed by 3-O-Cin-α-CD a...
  
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13. Figure 12: Expansion of the 2D ROESY spectrum of 2-O-Cin-α-CD in the presence of CioOK as competitive guest mo...
  
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14. Figure 13: ¹H NMR spectrum of 2-O-Cin-α-CD before (up) and after (down) the addition of CioOK in 5-fold molar ...
  
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15. Figure 14: The influence of 5 mM 2-O-Cin-α-CD in BGE (right column) on the decrease of the effective electroph...
  
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