Friedelin, D: A-friedo-olean-3,21-dione and 21α-hydroxy-D:A-friedo-olean-3-one from Kokoona zeylanica

Leslie Gunatilaka, N. P. Dhammika Nanayakkara, M. Uvais, S. Sultanbawa, Sinnathamby Balasubramaniam

Research output: Contribution to journalArticle

9 Citations (Scopus)

Abstract

Three triterpenes obtained from the inner bark of Kokoona zeylanica have been identified as friedelin, D:A-friedo-olean-3, 21-dione and 21α-hydroxy- D:A-friedo-olean-3-one by spectroscopic properties and chemical interconversions. Their chemotaxonomic significance is emphasized.

Original languageEnglish (US)
Pages (from-to)2061-2063
Number of pages3
JournalPhytochemistry
Volume21
Issue number8
DOIs
StatePublished - 1982
Externally publishedYes

Fingerprint

Kokoona
Celastraceae
Triterpenes
triterpenoids
bark
friedelin

Keywords

  • 21α-hydroxy-D:A-friedo-olean-3-one
  • Celastraceae
  • chemotaxonomy.
  • D:A-friedo-olean-3, 21-dione
  • friedelin
  • Kokoona zeylanica
  • structure elucidation
  • triterpenoids

ASJC Scopus subject areas

  • Plant Science
  • Biochemistry
  • Molecular Biology
  • Organic Chemistry
  • Drug Discovery

Cite this

Friedelin, D : A-friedo-olean-3,21-dione and 21α-hydroxy-D:A-friedo-olean-3-one from Kokoona zeylanica. / Gunatilaka, Leslie; Dhammika Nanayakkara, N. P.; Uvais, M.; Sultanbawa, S.; Balasubramaniam, Sinnathamby.

In: Phytochemistry, Vol. 21, No. 8, 1982, p. 2061-2063.

Research output: Contribution to journalArticle

Gunatilaka, L, Dhammika Nanayakkara, NP, Uvais, M, Sultanbawa, S & Balasubramaniam, S 1982, 'Friedelin, D: A-friedo-olean-3,21-dione and 21α-hydroxy-D:A-friedo-olean-3-one from Kokoona zeylanica', Phytochemistry, vol. 21, no. 8, pp. 2061-2063. https://doi.org/10.1016/0031-9422(82)83043-4
Gunatilaka, Leslie ; Dhammika Nanayakkara, N. P. ; Uvais, M. ; Sultanbawa, S. ; Balasubramaniam, Sinnathamby. / Friedelin, D : A-friedo-olean-3,21-dione and 21α-hydroxy-D:A-friedo-olean-3-one from Kokoona zeylanica. In: Phytochemistry. 1982 ; Vol. 21, No. 8. pp. 2061-2063.
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abstract = "Three triterpenes obtained from the inner bark of Kokoona zeylanica have been identified as friedelin, D:A-friedo-olean-3, 21-dione and 21α-hydroxy- D:A-friedo-olean-3-one by spectroscopic properties and chemical interconversions. Their chemotaxonomic significance is emphasized.",
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AU - Dhammika Nanayakkara, N. P.

AU - Uvais, M.

AU - Sultanbawa, S.

AU - Balasubramaniam, Sinnathamby

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KW - structure elucidation

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