Plant Diversity ›› 2003, Vol. 25 ›› Issue (14): 1-3.

• Articles •    

Loganin Derivatives from Winchia calophylla

ZHU WeiMing,HE HongPing,WANG YueHu,HAO XiaoJiang   

  1. The State Key Laboratory of Phytochemistry and Plant Resources in West China,Kunming Institute of Botany, Laboratory of Marine Drugs,Ministry of Education,
  • Online:2003-12-26 Published:2003-12-26

Abstract: From the stem barks of Winchia calophylla A.DC.,four iridoid glycosides were isolated.Their structures were elucidated as loganin,7Oformyl loganin,6′Oformyl loganin and 7,6′Odiformyl loganin by means of spectroscopic methods.Three loganin derivatives were new compounds.

Key words: Winchia calophylla;Apocynaceae;Loganin derivatives;Iridoid glycosides