New Steroidal Alkaloids From Solanum Hypomalacophyllum

Two new steroidal alkaloids (1-2) have been isolated from the leaves and roots of Solanum hypomalacophyllum Bitter, respectively Their structures have been elucidated as deacetoxysolaphyllidine-3-O-beta-D-glucopyranoside (1) and 4-keto-5 6-dihydro-(20S)-verazine (2) Furthermore two known steroidal alkaloids 20R-verazine and 20S-verazine and the common secondary metabolites oleanolic acid and beta-sitosterol were isolated from the roots whereas deacetoxysolaphyllidine w is obtained from the leaves