Drastic metal-ion enhancement in photoinduced aggregation of copolymers carrying crown ether and spirobenzopyran moieties

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Keiichi Kimura, Miwa Sumida and Masaaki Yokoyama


Abstract

Metal ion complexation of the crown ether moiety of crown ether–spiropyran copolymer 1 brings about the enhanced aggregation of its merocyanine moiety, formed by photoisomerization of its spiropyran, which results in reversible polymer precipitation.


References

  1. R. C. Bertelson, in Photochromism, ed. G. H. Brownr, Wiley Interscience, New York, 1971, p. 45 Search PubMed.
  2. V. A. Krongauz and E. S. Goldburst, Nature, 1978, 271, 43 CAS.
  3. V. A. Krongauz and E. S. Goldburst, Macromolecules, 1981, 14, 1382 CrossRef CAS.
  4. K. Kimura, T. Yamashita and M. Yokoyama, J. Chem. Soc., Perkin Trans. 2, 1992, 613 RSC.
  5. K. Kimura, T. Yamashita and M. Yokoyama, J. Phys. Chem., 1992, 96, 5614 CrossRef CAS.
  6. E. I. Zaitseva, A. L. Prokhoda, L. N. Kurkovskaya, R. R. Shifrina, N. S. Kardash, D. A. Drapkina and V. A. Krongauz, Chem. Heterocycl. Compd. (Engl. Transl.), 1973, 12, 1233 Search PubMed.
  7. T. Maeda, M. Ouchi, K. Kimura and T. Shono, Chem. Lett., 1981, 1573 CAS.
  8. M. Irie, A. Menju and K. Hayashi, Macromolecules, 1979, 12, 1176 CrossRef CAS.
  9. M. Irie and W. Schnabel, Macromolecules, 1986, 19, 2846 CrossRef CAS.
  10. M. Bourgoin, K. H. Wong, J. Y. Hui and J. Smid, J. Am. Chem. Soc., 1975, 97, 3462 CrossRef CAS.
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