Secondary metabolites from Opuntia ficus-indica var. saboten

Isorhamnetin glycoside (1) and ionol derivatives (2) and (3) were isolated from the butanol fraction of Opuntia ficus-indica var. saboten along with 15 known compounds. The absolute stereochemistries in compounds opuntiside A (2) and B (3) were established with the help of CD data analysis and comparison with the reported data in the literature.