Silica gel-supported bis-cinchona alkaloid: A chiral catalyst for the heterogeneous asymmetric desymmetrization of meso-cyclic anhydrides

Yu Mi Song, Jin Seok Choi, Jung Woon Yang, Hogyu Han

    Research output: Contribution to journalArticlepeer-review

    36 Citations (Scopus)

    Abstract

    A one-pot conversion of meso-cyclic anhydrides with alcoholysis in diethyl ether using SGS-(DHQ)2AQN 4, a silica gel-supported chiral catalyst, into the corresponding desymmetrized mono ester acids was achieved with enantiomeric excesses of up to 84% under mild and efficient conditions.

    Original languageEnglish
    Pages (from-to)3301-3304
    Number of pages4
    JournalTetrahedron Letters
    Volume45
    Issue number16
    DOIs
    Publication statusPublished - 2004 Apr 12

    Keywords

    • (DHQ)AQN
    • Catalyst immobilization
    • Desymmetrization
    • SGS-(DHQ)AQN
    • meso-Cyclic anhydride

    ASJC Scopus subject areas

    • Biochemistry
    • Drug Discovery
    • Organic Chemistry

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