Two new guaiane sesquiterpenes from the fruiting bodies of Lactarius Deliciosus

J Asian Nat Prod Res. 2021 Jan;23(1):20-25. doi: 10.1080/10286020.2019.1695781. Epub 2019 Dec 3.

Abstract

Two new guaiane sesquiterpenes, 7-(1-hydroxyethyl)-4-methyl-1-azulenecarboxaldehyde (1) and 7-isopropenyl-4-methyl-1-azulenecarboxylic acid (2), together with 5 known sesquiterpenes, were isolated from the fruiting bodies of Lactarius deliciosus. All structures were elucidated based on extensive spectroscopic methods, including 1 D and 2 D-NMR spectroscopy and high resolution mass spectrometry.

Keywords: HR-ESIMS; Lactarius deliciosus; Russulaceae; guaiane sesquiterpenes.

MeSH terms

  • Basidiomycota*
  • Fruiting Bodies, Fungal
  • Molecular Structure
  • Sesquiterpenes*
  • Sesquiterpenes, Guaiane

Substances

  • Sesquiterpenes
  • Sesquiterpenes, Guaiane

Supplementary concepts

  • Lactarius deliciosus