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Pentacyclic triterpenoids from Ilex macropoda.

Dae Keun Kim1, Il Yong Nam, Jin Wook Kim

  • 1College of Pharmacy Woosuk University, Samrye, Korea. dkkim@woosuk.ac.kr

Archives of Pharmacal Research
|November 16, 2002
PubMed
Summary

Phytochemical analysis of Ilex macropoda twigs yielded six compounds, including four novel isolations. These findings expand the known chemical constituents of this plant species.

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Area of Science:

  • Natural Product Chemistry
  • Phytochemistry
  • Organic Chemistry

Background:

  • The plant Ilex macropoda is known for its diverse chemical constituents.
  • Previous research has identified various compounds from different parts of Ilex species.
  • Understanding the phytochemical profile of Ilex macropoda is crucial for potential applications.

Purpose of the Study:

  • To isolate and identify chemical compounds from the twigs of Ilex macropoda.
  • To determine the structures of the isolated compounds using advanced analytical techniques.
  • To report novel compounds isolated from this specific plant source.

Main Methods:

  • Extraction of compounds from Ilex macropoda twigs.
  • Physicochemical analysis for compound characterization.

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  • Spectroscopic methods (e.g., NMR, MS) for structure elucidation.

    • Main Results:

    • Six compounds were successfully isolated from the plant material.
    • The identified compounds are betulinic acid, lupeol, betulone, betulin, erythrodiol, and 11-oxo-erythrodiol.
    • Lupeol, betulone, erythrodiol, and 11-oxo-erythrodiol represent the first reported isolation from Ilex macropoda.

    Conclusions:

    • The phytochemical investigation of Ilex macropoda twigs has led to the identification of six triterpenoids.
    • This study contributes new knowledge to the chemical diversity of Ilex macropoda.
    • The discovery of novel compounds highlights the potential of this plant for further research.