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Active Constituents of Viola prionantha Bge.

Bo Qin, Qing-Ping Chen, Zhi-Cen Lou   

  1. Department of Pharmacognosy, School of Pharmaceutical Sciences, Beijing Medical University, Beijing 100083
  • Received:1993-07-06 Revised:1993-12-20 Online:1994-12-15 Published:1994-12-15

Abstract: A new coumarin glucoside named prionanthoside together with esculetin and cichoriin was isolated from the whole plant of Viola prionantha Bge. (family Violaceae) for the first time. The structure of the new compound was elucidated as 6-hydroxy, 7-[(6'-O-acetyl-β-D-glucopyranosyl)- oxy-]-coumarin by means of spectral and chemical analyses.

Key words: Zihua Diding, Viola prionantha, Coumarin, Esculetin, Cichoriin, Prionanthoside

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