Articles with "new c21" as a keyword



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Two New C21 Steroidal Glycosides from the Roots of Cynanchum paniculatum

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Published in 2019 at "Natural Products and Bioprospecting"

DOI: 10.1007/s13659-019-0205-2

Abstract: Two new C21 steroidal glycosides, paniculatumosides H and I, together with four known ones were isolated from the roots of Cynanchum paniculatum (Bge.) Kitag. Their structures were identified by spectroscopic methods including extensive 1D and… read more here.

Keywords: new c21; cynanchum paniculatum; two new; steroidal glycosides ... See more keywords
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New C21-steroidal aglycones from the roots of Cynanchum otophyllum and their anticancer activity.

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Published in 2021 at "Fitoterapia"

DOI: 10.1016/j.fitote.2021.104833

Abstract: Naturally occurring C21-steroidal aglycones from Cynanchum exhibit significant antitumor effects. To expand the chemical diversity and get large scale C21-steroidal aglycones, the extracts of the roots of Cynanchum otophyllum were treated with 5% HCl in… read more here.

Keywords: new c21; roots cynanchum; c21 steroidal; steroidal aglycones ... See more keywords