New oleanane-type saponins: Leptocarposide B-D, from Ludwigia leptocarpa (Onagraceae)
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- 作者：Florence Dé ; claire Maboua ; David Ngnokama ; dngnokam@yahoo.fr" class="auth_mail" title="E-mail the corresponding author ; Dominique Harakatb ; Laurence Voutquenne-nazabadiokoc
- 关键词：Ludwigia leptocarpa ; Onagraceae ; Triterpenoid glycoside ; Bidesmoside ; Leptocarposide ; Structure elucidation
- 刊名：Phytochemistry Letters
- 出版年：2015
- 出版时间：December 2015
- 年：2015
- 卷：14
- 期：Complete
- 页码：159-164
- 全文大小：404 K
文摘
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Three new oleanane-type saponins (Leptocarposide B-D) were isolated from the whole plant of Ludwigia leptocarpa (Onagraceae).
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The structure were characterized by extensive 2D-NMR studies.
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Ten known compounds were also isolated from this plant.