Two labdane diterpenoids and a seco-tetranortriterpenoid from Turreanthus africanus

Phytochemistry. 2004 Dec;65(23):3083-7. doi: 10.1016/j.phytochem.2004.10.007.

Abstract

Examination of the methylene chloride soluble portion of the acetone extract of the seeds of Turreanthus africanus yielded two labdane diterpenoids 12,15-epoxylabda-8(17),12,14-trien-16-al (1) and 16-acetoxy-12(R),15-epoxy-15beta-hydroxylabda-8(17),13(16)-diene (2) and a limonoid, 17-epi 12-dehydroxyheudebolin (3). Structures elucidation was based on the analysis of spectroscopic data.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Diterpenes / chemistry*
  • Diterpenes / isolation & purification
  • Limonins / chemistry*
  • Limonins / isolation & purification
  • Magnetic Resonance Spectroscopy
  • Mass Spectrometry
  • Meliaceae / chemistry*
  • Molecular Structure
  • Spectrophotometry, Infrared

Substances

  • 12,15-epoxylabda-8(17),12,14-trien-16-al
  • 16-acetoxy-12(R),15-epoxy-15beta-hydroxylabda-8(17),13(16)-diene
  • 17-epi 12-dehydroxyheudebolin
  • Diterpenes
  • Limonins