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[Study on lignans from Diphylleia sinensis]

C Ma1, J S Yang, S R Luo

  • 1Institute of Materia Medica, Chinese Academy of Medical Sciences, Beijing.

Yao Xue Xue Bao = Acta Pharmaceutica Sinica
|January 1, 1993
PubMed
Summary
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Researchers isolated a new lignan, picropodophyllin-1-ethyl ether, and eight known lignans from Diphylleia sinensis rhizomes. This study expands the known phytochemical profile of this medicinal plant.

Area of Science:

  • Phytochemistry
  • Natural Products Chemistry
  • Pharmacognosy

Context:

  • Diphylleia sinensis is a plant with traditional medicinal uses.
  • The chemical constituents of Diphylleia sinensis rhizomes are of interest for their potential bioactivity.
  • Previous phytochemical investigations have identified various compounds from this species.

Purpose:

  • To isolate and characterize chemical constituents from the rhizomes of Diphylleia sinensis.
  • To identify novel compounds and expand the known phytochemical database of the plant.
  • To elucidate the structures of isolated compounds using spectroscopic and chemical methods.

Summary:

  • A new lignan, named picropodophyllin-1-ethyl ether (IX), was isolated from Diphylleia sinensis rhizomes.

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  • Eight known lignans (I-VIII) and one flavonoid (kaempferol) were also identified.
  • Compounds II, VI, VII, and VIII were reported for the first time in this plant's rhizomes.

    • Impact:

    • This research contributes to the understanding of Diphylleia sinensis phytochemistry.
    • The identified compounds, including the novel lignan, may possess pharmacological properties.
    • The findings provide a basis for further studies on the medicinal potential of Diphylleia sinensis.