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Planta Med 2002; 68(7): 664-666
DOI: 10.1055/s-2002-32895
Letter
© Georg Thieme Verlag Stuttgart · New York

Three Pyrone Glucosidic Derivatives from Conyza albida

Ahmed A. Ahmed1 , Abou El-Hamd H. Mohamed2, 5 , Olga Tzakou3 , Anastasia Gani3 , Artemios Yannitsaros4 , Mohamed A. El-Maghraby2 , Mohamed E. Hassan2 , Klaus-Peter Zeller5
  • 1Department of Chemistry, Faculty of Science, El-Minia University, El-Minia, Egypt
  • 2Department of Chemistry, Aswan-Faculty of Science, South Valley University, Aswan, Egypt
  • 3Department of Pharmacognosy, School of Pharmacy, University of Athens, Panepistimiopolis, Zografou, Greece
  • 4Institute of Systematic Botany, Department of Biology, University of Athens, Greece
  • 5Institut für Organische Chemie, Universität, Tübingen, Germany
Further Information

Publication History

Received: October 26, 2001

Accepted: February 3, 2002

Publication Date:
22 July 2002 (online)

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Abstract

Three new pyrone glucosidic derivatives, together with the known pyromeconic acid glucoside, three acytelenes and two eudesmanes, were obtained from the aerial parts of Conyza albida. The structures were elucidated by high field NMR spectroscopy.

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Prof. Dr. Ahmed A. Ahmed

Department of Chemistry

Faculty of Science

El-Minia University

El-Minia 61519

Egypt

Email: abdellaahmed@yahoo.com

Fax: +2086-342601

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