Furoquinoline alkaloids from Teclea nobilis

  • Adnan J. Al-Rehailya*
  • , Mohammad S. Ahmad
  • , Ilias Muhammad
  • , Assad A. Al-Thukair
  • , Herman P. Perzanowski
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

47 Scopus citations

Abstract

Five new furoquinoline alkaloids, namely tecleabine (1), tecleoxine (2), isotecleoxine (3), methylnkolbisine (4) and chlorodesnkolbisine (5) were isolated from the aerial parts of Teclea nobilis, together with seven known furoquinoline derivatives; one acridone alkaloid, and one known flavanone. The structures of the alkaloids 1-5 were established by 1D and 2D NMR spectral data, including COSY, HMQC and HMBC experiments, as well as HRMS.

Original languageEnglish
Pages (from-to)1405-1411
Number of pages7
JournalPhytochemistry
Volume64
Issue number8
DOIs
StatePublished - Dec 2003

Bibliographical note

Funding Information:
The authors sincerely thank Dr. Charles D. Hufford and Mr. Frank M. Wiggers, University of Mississippi, and Dr. Farouk S. El-Feraly, KSU, for NMR spectra, Dr. D. Chuck Dunbar for HRMS, and Dr. Melissa R. Jacob, Ms. Sharon Sanders and Mr. John Trott for technical assistances. The School of Pharmacy, UM, author acknowledges the financial support provided in part by the United States Department of Agriculture ARS Specific Cooperative Agreement No. 58-6408-2-0009.

Keywords

  • Alkaloids
  • Chlorodesnkolbisine
  • Furoquinoline
  • Isotecleoxine
  • Methylnkolbisine
  • Rutaceae
  • Teclea nobilis
  • Tecleabine
  • Tecleoxine

ASJC Scopus subject areas

  • Biochemistry
  • Molecular Biology
  • Plant Science
  • Horticulture

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