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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…
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Keywords:
new c21;
cynanchum paniculatum;
two new;
steroidal glycosides ... See more keywords
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Published in 2017 at "Chinese Chemical Letters"
DOI: 10.1016/j.cclet.2017.05.017
Abstract: Abstract Phytochemical investigations from the roots of Cynanchum stauntonii led to obtain four new C 21 steroidal glycosides ( 1 – 4 ) and one known compound stauntoside F ( 5 ). Their chemical structures…
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Keywords:
steroidal glycosides;
roots cynanchum;
cymaropyranosyl;
compound ... See more keywords
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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…
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Keywords:
new c21;
roots cynanchum;
c21 steroidal;
steroidal aglycones ... See more keywords
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Published in 2018 at "Natural Product Research"
DOI: 10.1080/14786419.2017.1353506
Abstract: Abstract Two new steroidal glycosides 1 and 2, along with three known ones (3–5), were isolated from the 95% ethanol extract of the roots of Cynanchum limprichtii Schltr. The structure of the new compounds was…
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Keywords:
secopregnane type;
cynanchum limprichtii;
two new;
steroidal glycosides ... See more keywords