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Constituents from Piper marginatum fruits.

M C de Oliveira Chaves1, B V de Oliveira Santos

  • 1Laboratório de Tecnologia Farmacêutica, Universidade Federal da Paraíba, Cx Postal 5009, 58051-970, João Pessoa, PB, Brazil. cchaves@ltf.ufpb.br

Fitoterapia
|October 19, 2002
PubMed
Summary

Researchers identified a new natural product, 1-(1Z-propenyl)-2,4,6-trimethoxybenzene, from the hexane extract of Piper marginatum fruits. The study also isolated known compounds 3-farnesyl-4-hydroxybenzoic acid and caryophyllene oxide.

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Area of Science:

  • Natural Product Chemistry
  • Phytochemistry
  • Organic Chemistry

Background:

  • Piper marginatum is a plant species with potential medicinal properties.
  • The chemical constituents of Piper species are of interest for their diverse biological activities.
  • Phytochemical investigations aim to discover novel compounds from plant sources.

Purpose of the Study:

  • To isolate and identify chemical compounds from the hexane extract of Piper marginatum dried fruits.
  • To characterize any new natural products discovered.
  • To contribute to the understanding of the phytochemical profile of Piper marginatum.

Main Methods:

  • Extraction of dried Piper marginatum fruits using hexane.
  • Purification of extracted compounds using chromatographic techniques.

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  • Structure elucidation of isolated compounds using spectroscopic methods (e.g., NMR, MS).

    • Main Results:

    • Isolation of a new natural product: 1-(1Z-propenyl)-2,4,6-trimethoxybenzene.
    • Identification of two known compounds: 3-farnesyl-4-hydroxybenzoic acid and caryophyllene oxide.
    • Confirmation of the chemical structures of all isolated compounds.

    Conclusions:

    • The hexane extract of Piper marginatum fruits is a source of diverse chemical entities.
    • The discovery of 1-(1Z-propenyl)-2,4,6-trimethoxybenzene adds to the known natural products from this plant genus.
    • Further studies may explore the biological activities of these isolated compounds.