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Bufadienolides from Drimia robusta and Urginea altissima (Hyacinthaceae)
T Pohl1, C Koorbanally, N R Crouch
1Natural Products Research Group, Department of Chemistry, University of Natal, 4041, Durban, South Africa.
Phytochemistry
|September 29, 2001
Abstract:
The bufadienolides, 6beta-acetoxy-3beta,8beta,12beta,14beta-tetrahydroxybufa-4,20,22-trienolide (12beta-hydroxyscillirosidin) (1) and 14beta-hydroxybufa-4,20,22-trienolide 3beta-O-[alpha-L-rhamnopyranosyl-[(1-->4)-beta-D-glucopyranosyl]-(1-->3)-alpha-L-rhamnopyranoside] (urginin) (2) were isolated from Drimia robusta and Urginea altissima, respectively.