Plant Diversity ›› 1999, Vol. 21 ›› Issue (03): 1-3.

• Articles •    

Studies on the Chemical Constituents of Annona squamosa(5)

YANG Ren-Zhou,ZHENG Xiang-Ci,XIE Hai-Hui,WU Shu-Jun,WEI Xiao -Yi   

  1. South China Institute of Botany,The Chinese Academy of Sciences,Guangzhou 510650
  • Online:1999-06-25 Published:1999-06-25

Abstract: From the seeds of Annona squamosa L.,three compounds were obtained,in which compounds i and 2 are known compounds,i.e. bullatacin and annonin I,respectively.Compounds 3 is a new non -adjacent bis -tetrahydrofuranyl annonaceous acetogenin,named squamostatin C.Based on the analysis of IR MS,1H NMR and 13 C NMR spectra,the structure of compound 3 was elucidated as (3).

Key words: Annona squanmosa, Annonaceous acetogenins, Squamostatin C