A highly selective fluorescent chemosensor for K+ from a bis-15-Crown- 5 derivative

Journal of the American Chemical Society

Volumn 121, Issue 23, 1999, Pages 5599-5600

  Xia, Wen Sheng ^a   Schmehl, Russell H ^a   Li, Chao Jun ^a  

^a Tulane University   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

POTASSIUM;

ARTICLE; CHEMICAL STRUCTURE; CHEMOSENSITIVITY; FLUORESCENCE; ISOMERISM; MOLECULAR DYNAMICS; REACTION ANALYSIS; STRUCTURE ANALYSIS;

EID: 0033575119     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja984462c     Document Type: Article

References (18)

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2. See Fabbrizzi, L.; Poggi, A. Chem. Soc. Rev. 1995, 24, 197. (b) Bissell, R. A.; de Silva, A. P.; Nimal, G. H. Q. Chem. Soc. Rev. 1992, 21, 187. (c) Mortellaro, M. A.; Nocera, D. G. CHEMTECH 1996, 2, 17. (d) Bissell, R. A.; deSilva, A, P.; Gunaratne, H. Q. N.; Lynch, P. L. M.; Maguire, G. E. M.; McCoy, C. P.; Sandanayake, K. R. A. Top. Curr. Chem. 1993, 168, 223.
3. See Fabbrizzi, L.; Poggi, A. Chem. Soc. Rev. 1995, 24, 197. (b) Bissell, R. A.; de Silva, A. P.; Nimal, G. H. Q. Chem. Soc. Rev. 1992, 21, 187. (c) Mortellaro, M. A.; Nocera, D. G. CHEMTECH 1996, 2, 17. (d) Bissell, R. A.; deSilva, A, P.; Gunaratne, H. Q. N.; Lynch, P. L. M.; Maguire, G. E. M.; McCoy, C. P.; Sandanayake, K. R. A. Top. Curr. Chem. 1993, 168, 223.
4. See Fabbrizzi, L.; Poggi, A. Chem. Soc. Rev. 1995, 24, 197. (b) Bissell, R. A.; de Silva, A. P.; Nimal, G. H. Q. Chem. Soc. Rev. 1992, 21, 187. (c) Mortellaro, M. A.; Nocera, D. G. CHEMTECH 1996, 2, 17. (d) Bissell, R. A.; deSilva, A, P.; Gunaratne, H. Q. N.; Lynch, P. L. M.; Maguire, G. E. M.; McCoy, C. P.; Sandanayake, K. R. A. Top. Curr. Chem. 1993, 168, 223.
5. See Inoue, Y.; Gokel, G. W. "Cation Binding by Macrocycles: Complexation of Cationic Species by Crown Ethers", Dekker: New York, 1990. (b) Bradshaw, J. S.; Krakowiak, K. E.; Izatt, R. M. Aza Crown Macrocycles John Wiley and Sons: New York, 1993.
6. See Inoue, Y.; Gokel, G. W. "Cation Binding by Macrocycles: Complexation of Cationic Species by Crown Ethers", Dekker: New York, 1990. (b) Bradshaw, J. S.; Krakowiak, K. E.; Izatt, R. M. Aza Crown Macrocycles John Wiley and Sons: New York, 1993.
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9. 1H NMR spectra of closely related cyanostilbene derivatives (vinylic proton chemical shifts (E = 7.33, Z = 7.52) were used to aid in assignment of the geometry of compound 1. See Bottino, F. A.; Scarlata, G.; Sciotto, D.; Torre, M. Tetrahedron 1982, 38, 3712.
10. The 325-nm isobestic point in the absorption spectrum was used for excitation to avoid changes in the luminescence intensity due to changes in absorption of the solution.
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13. Lifetimes were measured by time-correlated single-photon counting; the limit of resolution of the system is approximately 1.5 ns.
14. See for example Bissell, R. A.; de Silva, P.; Gunaratne, H. Q.; Lynch, P. L.; Maguire, G. E.; McCoy, C. P.; Sandanayake, K. S. Top. Curr. Chem. 1993, 168, 223, and references therein.
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17. +, excimer emission is unlikely. For stilbene, there is nearly a 100-nm difference in emission maxima between the excimer and the monomer (see Letsinger, R. L.; Wu, T. J. Am. Chem. Soc. 1994, 116, 811-812, and references therein).
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