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Phenanthridine alkaloids from Zanthoxylum madagascariense.

M T Martin1, L H Rasoanaivo, A Raharisololalao

  • 1Institut de Chimie des Substances Naturelles, CNRS, 91198 Gif-sur-Yvette, France. mtm@icsn.cnrs-gif.fr

Fitoterapia
|July 8, 2005
PubMed
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Researchers isolated four benzo[c]phenanthridine alkaloids from Zanthoxylum madagascariense stem bark. Nuclear Magnetic Resonance (NMR) spectroscopy was used to identify these natural compounds.

Area of Science:

  • Natural Product Chemistry
  • Organic Chemistry
  • Pharmacognosy

Background:

  • Zanthoxylum madagascariense is a plant species known for its potential medicinal properties.
  • Benzo[c]phenanthridine alkaloids represent a significant class of natural products with diverse biological activities.

Purpose of the Study:

  • To isolate and characterize benzo[c]phenanthridine alkaloids from Zanthoxylum madagascariense.
  • To contribute to the understanding of the chemical constituents of this plant species.

Main Methods:

  • Phytochemical investigation of Zanthoxylum madagascariense stem bark.
  • Isolation of alkaloid compounds using chromatographic techniques.
  • Structure elucidation of isolated compounds via Nuclear Magnetic Resonance (NMR) spectroscopy.

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Main Results:

  • Four distinct benzo[c]phenanthridine alkaloids were successfully isolated.
  • The chemical structures of these four alkaloids were confirmed through comprehensive NMR analysis.

Conclusions:

  • The study successfully identified four benzo[c]phenanthridine alkaloids from Zanthoxylum madagascariense.
  • NMR spectroscopy proved effective for the structural determination of these natural products.