Metal ion induced FRET On-Off in naphthyl-pyrenyl pendent tetrahomodioxacalix[4]arene

Ji Hee Jung, Min Hee Lee, Hyun Jung Kim, Hyo Sung Jung, Su Yeon Lee, Na Ri Shin, Kwanghyun No, Jong Seung Kim

    Research output: Contribution to journalArticlepeer-review

    17 Citations (Scopus)

    Abstract

    A novel tetrahomodioxacalix[4]arene (7) bearing both naphthyl- and pyrenyl-amide pendants was synthesized as FRET-based fluorometric sensor for Cu2+ ion. Intramolecular FRET from the naphthalene emission to the pyrene absorption affords Cu2+ ion selectivity over other metal ions. Upon addition of Cu2+ ion, the complex solution of 7 gave a significantly decreased pyrene acceptor emission along with an enhancement of naphthalene donor emission via FRET On-Off event.

    Original languageEnglish
    Pages (from-to)2013-2016
    Number of pages4
    JournalTetrahedron Letters
    Volume50
    Issue number17
    DOIs
    Publication statusPublished - 2009 Apr 29

    Bibliographical note

    Funding Information:
    The authors wish to acknowledge the financial support of the SRC program (R11-2005-008-02001-0(2008) and the Sookmyung Women’s University Research grant 2008 (1-0803-0137).

    Keywords

    • Calixarenes
    • Copper
    • FRET
    • Fluorescence
    • Homooxacalixarene

    ASJC Scopus subject areas

    • Biochemistry
    • Drug Discovery
    • Organic Chemistry

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