Photocontrolled reversible release of guest molecules from coumarin-modified mesoporous silica (original) (raw)

References

  1. Kresge, C. T., Leonowicz, M. E., Roth, W. J., Vartuli, J. C. & Beck, J. S. Ordered mesoporous molecular sieves synthesized by a liquid-crystal template mechanism. Nature 359, 710–712 (1992)
    Article ADS CAS Google Scholar
  2. Ying, J. Y., Mehnert, C. P. & Wong, M. S. Synthesis and applications of supramolecular-templated mesoporous materials. Angew. Chem. Int. Edn Engl. 38, 56–77 (1999)
    Article CAS Google Scholar
  3. Stein, A., Melde, B. J. & Schroden, R. C. Hybrid inorganic-organic mesoporous silicates—Nanoscopic reactors coming of age. Adv. Mater. 12, 1403–1419 (2000)
    Article CAS Google Scholar
  4. Davis, M. E. Ordered porous materials for emerging applications. Nature 417, 813–821 (2002)
    Article ADS CAS Google Scholar
  5. Maschmeyer, T., Rey, F., Sanker, G. & Thomas, J. M. Heterogeneous catalysts obtained by grafting metallocene complexes onto mesoporous silica. Nature 378, 159–162 (1995)
    Article ADS CAS Google Scholar
  6. Corma, A. From microporous to mesoporous molecular sieve materials and their use in catalysis. Chem. Rev. 97, 2373–2419 (1997)
    Article CAS Google Scholar
  7. Nguyen, T. Q., Wu, J. J., Doan, V., Schwartz, B. J. & Tolbert, S. H. Control of energy transfer in oriented conjugated polymer-mesoporous silica composites. Science 288, 652–656 (2000)
    Article ADS CAS Google Scholar
  8. Ganschow, M., Wark, M., Wohrle, D. & Schulz-Ekloff, G. Anchoring of functional dye molecules in MCM-41 by microwave-assisted hydrothermal co-condensation. Angew. Chem. Int. Edn Engl. 39, 161–163 (2000)
    Article CAS Google Scholar
  9. Wu, C. G. & Bein, T. Conducting polyaniline filaments in a mesoporous channel host. Science 264, 1757–1759 (1994)
    Article ADS CAS Google Scholar
  10. Zhou, W. Z. et al. Ordering of ruthenium cluster carbonyls in mesoporous silica. Science 280, 705–708 (1998)
    Article ADS CAS Google Scholar
  11. Kageyama, K., Tamazawa, J. & Aida, T. Extrusion polymerization: Catalyzed synthesis of crystalline linear polyethylene nanofibers within a mesoporous silica. Science 285, 2113–2115 (1999)
    Article CAS Google Scholar
  12. Spange, S. et al. Cationic host-guest polymerization of N-vinylcarbazole and vinyl ethers in MCM-41, MCM-48, and nanoporous glasses. Chem. Eur. J. A 7, 3722–3728 (2001)
    Article CAS Google Scholar
  13. Feng, X. et al. Functionalized monolayers on ordered mesoporous supports. Science 276, 923–926 (1997)
    Article CAS Google Scholar
  14. Mercier, L. & Pinnavaia, T. J. Access in mesoporous materials: Advantages of a uniform pore structure in the design of a heavy metal ion adsorbent for environmental remediation. Adv. Mater. 9, 500–503 (1997)
    Article CAS Google Scholar
  15. Ahola, M., Kortesuo, P., Kangasniemi, I., Kiesvaara, J. & Antti Yli-Urpo, A. Silica xerogel carrier material for controlled release of toremifene citrate. Int. J. Pharm. 195, 219–227 (2000)
    Article CAS Google Scholar
  16. Arcos, D., Ragel, C. V. & Vallet-Regí, M. Bioactivity in glass/PMMA composites used as drug delivery system. Biomaterials 22, 701–708 (2001)
    Article CAS Google Scholar
  17. Czuryszkiewicz, T. et al. Drug release from biodegradable silica fibers. J. Non-Cryst. Solids 306, 1–10 (2002)
    Article ADS CAS Google Scholar
  18. Vallet-Regi, M., Rámila, A., del Real, R. P. & Pérez-Pariente, J. A new property of MCM-41: Drug delivery system. Chem. Mater. 13, 308–311 (2001)
    Article CAS Google Scholar
  19. Asefa, T., MacLachan, M. J., Coombs, N. & Ozin, G. A. Periodic mesoporous organosilicas with organic groups inside the channel walls. Nature 402, 867–871 (1999)
    Article ADS CAS Google Scholar
  20. Fujiwara, M. et al. Preparation of MCM-41/nafion composite material; a selective catalyst of α-methylstyrene dimerization. J. Chem. Soc. Chem. Commun. 1523–1524 (2000)
  21. Inagaki, S., Guan, S., Ohsuna, T. & Terasaki, O. An ordered mesoporous organosilica hybrid material with a crystal-like wall structure. Nature 416, 304–307 (2002)
    Article ADS CAS Google Scholar
  22. Alvaro, M., Ferrer, B., García, H. & Rey, F. Photochemical modification of the surface area and tortuosity of a _trans_-1,2-bis(4-pyridyl)ethylene periodic mesoporous MCM organosilica. J. Chem. Soc. Chem. Commun. 2012–2013 (2002)
  23. Hoffmann, K., Resch-Genger, U. & Marlow, F. Photoinduced switching of nanocomposites consisting of azobenzene and molecular sieves: Investigation of the switching states. Micropor. Mesopor. Mater. 41, 99–106 (2000)
    Article CAS Google Scholar
  24. Wirnsberger, G., Scott, B. J., Chmelka, B. F. & Stucky, G. D. Fast response photochromic mesostructures. Adv. Mater. 12, 1450–1454 (2000)
    Article CAS Google Scholar
  25. Schomburg, C., Wark, M., Rohlfing, Y., Schulz-Ekloff, G. & Wöhrle, D. Photochromism of spiropyran in molecular sieve voids: Effects of host-guest interaction on isomer status, switching stability and reversibility. J. Mater. Chem. 11, 2014–2021 (2001)
    Article CAS Google Scholar
  26. Chujo, Y., Sada, K. & Saegusa, T. Polyoxazoline having a coumarin moiety as a pendant group. Synthesis and photogelation. Macromolecules 23, 2693–2697 (1990)
    Article ADS CAS Google Scholar
  27. Li, W. J., Lynch, V., Thompson, H. & Fox, M. A. Self-assembled monolayers of 7-(10-thiodecoxy)coumarin on gold: Synthesis, characterization, and photodimerization. J. Am. Chem. Soc. 119, 7211–7217 (1997)
    Article CAS Google Scholar
  28. Berezin, M. Y., Dzenitis, J. M., Hughes, B. M. & Ho, S. V. Separation of sterols using zeolites. Phys. Chem. Chem. Phys. 3, 2184–2189 (2001)
    Article CAS Google Scholar
  29. Kruk, M., Antochshuk, V., Matos, J. R., Mercuri, L. P. & Jaroniec, M. Determination and tailoring the pore entrance size in ordered silicas with cage-like mesoporous structures. J. Am. Chem. Soc. 124, 768–769 (2002)
    Article CAS Google Scholar
  30. Zhao, X. S., Lu, G. Q. M. & Hu, X. A novel method for tailoring the pore-opening size of MCM-41 materials. J. Chem. Soc. Chem. Commun. 1391–1392 (1999)
  31. Lim, M. H. & Stein, A. Comparative studies of grafting and direct syntheses of inorganic-organic hybrid mesoporous materials. Chem. Mater. 11, 3285–3295 (1999)
    Article CAS Google Scholar

Download references