The first competitive formation of [4] and [2]supercyclodextrins by self-association of an α-cyclodextrin bearing a bisazophenol group

Chemistry Letters

Volumn , Issue 7, 2000, Pages 764-765

  Fujimoto, Tatsuhiko ^a   Sakata, Yoshiteru ^a   Kaneda, Takahiro ^a  

^a OSAKA UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0034339527     PISSN: 03667022     EISSN: None     Source Type: Journal    
DOI: 10.1246/cl.2000.764     Document Type: Article

References (14)

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6. e) F. M. Raymo and J. F. Stoddart, Chem. Rev., 99, 1643 (1999) and references cited therein.
7. The following paper discussed the self-association of mono-6-(alkylamino)-β-CDs to cyclic oligomers: R.C. Petter, J. S. Salek, C. T. Sikorski, G. Kumaravel, and F.-T. Lin, J. Am. Chem. Soc., 112, 3860 (1990).
8. J. H. Jung, C. Takehisa, Y. Sakata, and T. Kaneda, Chem. Lett., 1996, 147.
9. T. Fujimoto, Y. Uejima, H. Imaki, N. Kawarabayashi, J. H. Jung, Y. Sakata, and T. Kaneda, Chem. Lett., 2000, 564.
10. 1), 4.50-3.05 (m, 6H, CD-H).
11. H. A. J. Schoutissen, J. Am. Chem. Soc., 55, 4541 (1933).
12. 0 of the integrated intensities for the corresponding signals is represented by Eq 4. Combining Eqs 2 and 3, and 3 and 4 give Eqs 5 and 6, respectively. Thus, we can obtain "y" using the function of "x" and "y", if "x" could be available.
13. K. A. Connors, in "Binding Constants," John Wiley & Sons, New York (1987), Chap. 5, p. 189.
14. 0 and [Sx] in Eq 6 were used for the calculation: (4.08, 2.20), (2.72, 1.64), and (1.36, 0.97) for 2, and (4.08, 1.38), (2.04, 0.80), and (0.91 mM, 0.40 mM) for 3p.