Two new fluorenones from Dendrobium chrysotoxum

J Asian Nat Prod Res. 2004 Mar;6(1):35-8. doi: 10.1080/1028602031000119790.

Abstract

Two new fluorenones have been isolated from the orchid Dendrobium chrysotoxum Lindl. and their structures established as 2,4,7-trihydroxy-5-methoxy-9-fluorenone and 2,4,7-trihydroxy-1,5-dimethoxy-9-fluorenone.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Dendrobium / chemistry*
  • Fluorenes / chemistry*
  • Fluorenes / isolation & purification*
  • Spectrum Analysis

Substances

  • 2,4,7-trihydroxy-1,5-dimethoxy-9-fluorenone
  • 2,4,7-trihydroxy-5-methoxy-9-fluorenone
  • Fluorenes