New C21-steroidal aglycones from the roots of Cynanchum otophyllum and their anticancer activity.
Sign Up to like & getrecommendations! 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
Highly reactive 2-deoxy-2-iodo-D-allo and D-gulo pyranosyl sulfoxide donors ensure β-stereoselective glycosylations with steroidal aglycones
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DOI: 10.1039/c8ra06619a
Abstract: The preparation of well-defined D-xylo and D-ribo glycosides represents a synthetic challenge due to the limited configurational availability of starting materials and the laborious synthesis of homogeneous 2-deoxy-β-glycosidic linkages, in particular that of the sugar-steroid… read more here.
Keywords: highly reactive; reactive deoxy; deoxy iodo; steroidal aglycones ... See more keywords