The NMR assignments of anthraquinones fromCassia tora

  • Jae Sue Choi
  • Jee Hyung Jung
  • Hee Jung Lee
  • Sam Sik Kang
Research Articles


The1H- and13C-NMR spectra of alaternin, aurantio-obtusin, chryso-obtusin, obtusin and 2-glucosyl obtusifolin isolated from the seeds ofCassia tora have been assigned based on HMBC, long-range HETCOR, fully1H-coupled13C-NMR, deuterium isotope experiment, and by comparison with the model compounds.

Key word

Cassia tora Leguminosae anthraquinones HMBC long-range HETCOR Deuterium isotope effect 

References Cited

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Copyright information

© The Pharmaceutical Society of Korea 1996

Authors and Affiliations

  • Jae Sue Choi
    • 1
  • Jee Hyung Jung
    • 2
  • Hee Jung Lee
    • 1
  • Sam Sik Kang
    • 3
  1. 1.Department of Food and Life ScienceNational Fisheries University of PusanPusanKorea
  2. 2.Korea Ocean Research and Development InstituteAnsanKorea
  3. 3.Natural Products Research InstituteSeoul National UniversitySeoulKorea

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