Three new acyclic diterpenoids from Eupatorium lindleyanum DC.

Abstract

Three new acyclic diterpenoids were isolated from the whole plant of Eupatorium lindleyanum DC. The structures of the compounds were elucidated by means of ¹H and ¹³C NMR spectroscopic analyses, including 2D NMR experiments.

Keywords:

• Eupatorium lindleyanum
• Compositae
• acyclic diterpenoid

Acknowledgments

This study was financially supported by the Natural Science Foundation of Jiangsu Province (No. BK2011296) and the Priority Academic Program Development of Jiangsu Higher Education Institutions (PAPD). The authors are grateful to Prof. D.F. Chen for the identification of the plant and to Dr Jian-guang Luo of China Pharmaceutical University for spectral measurements.