Intramolecular energy transfer of [60]fullerene-linked oligothiophenes

Chemistry Letters

Volumn , Issue 5, 1999, Pages 443-444

  Yamashiro, Takashi ^a   Aso, Yoshio ^b   Otsubo, Tetsuo ^a   Tang, Heqing ^a   Harima, Yutaka ^a   Yamashita, Kazuo ^a  

^a HIROSHIMA UNIVERSITY   (Japan)

^b KYUSHU UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0033427360     PISSN: 03667022     EISSN: None     Source Type: Journal    
DOI: 10.1246/cl.1999.443     Document Type: Article

References (18)

1. For comprehensive reviews on oligothiophenes, see: a) P. Bäuerle, "Oligothiophenes," in "Electronic Materials: The Oligomer Approach," ed by K. Müllen and G. Wegner, Wiley-VCH, Weinheim (1998), Chap. 2.1.
2. b) S. Hotta, "Molecular Conductive Materials: Polythiophenes and Oligothiophenes," in "Handbook of Organic Conductive Molecules and Polymers," ed by H. S. Nalwa, Wiley, Chichester (1997), Vol. 2.
3. For recent reviews on electroactive organofullerenes, see: a) H. Imahori and Y. Sakata, Adv. Mater., 9, 537 (1997).
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6. Very recently Effenberger and Grube reported a paper describing the synthesis of fullerene-attached quaterthiophene and quinquethiophene by the Diels-Alder cycloaddition, but not their properties: F. Effenberger and G. Grube, Synthesis, 1998, 1372.
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8. All new compounds were characterized by spectroscopic measurements and elemental analyses.
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14. Effenberger and coworkers recently reported that in the series of anthryloligothienylporphyrins the efficiency of energy transfer is independent of the length of the oligothienyl chain: a) M. S. Vollmer, F. Würthner, F. Effenberger, P. Emele, D. U. Meyer, T. Stümpfig, H. Port, and H. C. Wolf, Chem. Eur. J., 4, 260 (1998).
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16. It is theoretically accepted that singlet-singlet energy transfer occurs through either Coulombic interaction (Föster mechanism) or exchange interaction (Dexter mechanism): a) R. van Groudelle, Biochem. Biophys. Acta, 811, 147 (1985).
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