Tannins of Rosaceous Plants. IX. Rugosins D, E, F and G, Dimeric and Trimeric Hydrolyzable Tannins with Valoneoyl Group(s) from Flower Petals of Rosa rugosa Thunb

Tsutomu Hatano, Noboru Ogawa, Takuo Okuda

Research output: Contribution to journalArticle

34 Citations (Scopus)


Three dimeric hydrolyzable tannins having a valoneoyl group, rugosins D (1), E (2) and F (3), and a trimeric hydrolyzable tannin having two valoneoyl groups, rugosin G (4), were isolated from flower petals of Rosa rugosa (Rosaceae), and their structures including the orientation of the valoneoyl groups were established.

Original languageEnglish
Pages (from-to)3341-3346
Number of pages6
JournalChemical and Pharmaceutical Bulletin
Issue number12
Publication statusPublished - Jan 1 1990



  • Rosa rugosa
  • Rosaceae
  • dimeric hydrolyzable tannin
  • rugosin D
  • rugosin E
  • rugosin F
  • rugosin G
  • tannin
  • trimeric hydrolyzable tannin
  • valoneoyl group

ASJC Scopus subject areas

  • Chemistry(all)
  • Drug Discovery

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