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

• Articles •    

New Oleanane Triterpenoid Saponins from Polygala arillata

WU Zhi-Jun,OUYANG Ming-An,YANG Chong-Ren   

  1. Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650204
  • Online:1999-06-25 Published:1999-06-25

Abstract: Four new oleanane triterpenoidal saponins,arillatanoside A-D,together with a known saponin polygalasaponin XXXV were isolated from the stem bark of Polygala arillata.The structures of new saponins were established to be 28-O-α-L-arabinopyranosyl-(1→3)-β-D-xylopyranosyl-(1→4)-α-L-rhamnopyranosyl-(1→2)0β-D-fucopyranosyl presenegenin-3-O-β-D-glucopyranoside.

Key words: Polygalaceae, Polygala arillata, Triterpenoidal saponins, Arillatanoside A-D