NEW FLAVONOIDS FROMMargaritopsis carrascoanaWITH ANTIOXIDANT ACTIVITY

NEW FLAVONOIDS FROM Margaritopsis carrascoana WITH ANTIOXIDANT ACTIVITY.EtOH extracts of the stems and leaves of Margaritopsis carrascoana were found to contain new flavonoids luteolin 7-O-{β-D-apiofuranosil-(1→6)-[β-Lrhamnopyranosyl-(1→2)]-β-D-glucopyranosyl} (5) and luteolin 7-O-{α-L-rhamnopyranosyl-(1→6)-[β-L-rhamnopyranosyl-(1→2)]-β-D-glucopyranosyl} (6), in addition to the known