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25S-Dihydrodracogenin: A new spirostan sapogenin from Semele androgyna |
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| Authors: | Antonio G. González Raimundo Freire Rosendo Hernández Jost A. Salazar Ernesto Suárez |
| Affiliation: | Department of Organic Chemistry, University of La Laguna, Instituto de Investigaciones Químicas, C.S.I.C., Tenerife, Spain |
| Abstract: | From stems and leaves of Semele androgyna L. the new steroid sapogenin 25S-dihydrodracogenin (Ia) has been isolated and its structure confirmed by conversion into the acetates of 25R-dihydrosansevierigenin (Id) and ruscogenin (If) and by partial hydrogenation of dracogenin. |
| Keywords: | Liliaceae gibalbera steroids spirostan sapogenins |
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