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Polyphenols from Rhodiola crenulata.

W S Yu1, X M Chen, H Li

  • 1Chengdu Instituto of Biology, Academia Sinica, Chengdu, 610041, People's Republic of China.

Planta Medica
|February 1, 1993
PubMed
Summary
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A new gallotannin, crenulatin, was identified in Rhodiola crenulata. This study also identified six other known polyphenols from the plant.

Area of Science:

  • Phytochemistry
  • Natural Product Chemistry
  • Organic Chemistry

Background:

  • Rhodiola crenulata is an adaptogenic plant used in traditional medicine.
  • The phytochemical profile of Rhodiola species is of interest for potential therapeutic applications.

Purpose of the Study:

  • To isolate and characterize novel and known compounds from Rhodiola crenulata.
  • To elucidate the chemical structure of a new gallotannin.

Main Methods:

  • Phytochemical investigation of Rhodiola crenulata extract.
  • Isolation of compounds using chromatographic techniques.
  • Structure elucidation using spectral analyses, including 2D-NMR, and chemical methods.

Main Results:

Related Experiment Videos

  • A novel gallotannin, named crenulatin (7), was isolated and its structure determined.
  • Six known polyphenols were also isolated and identified from the plant extract.

    • Conclusions:

    • The phytochemical analysis of Rhodiola crenulata led to the discovery of a new gallotannin.
    • The identification of multiple polyphenols contributes to understanding the chemical diversity of Rhodiola species.