Study on the Constituents of Paris quadriforia L.

抄録

Seven compounds have been isolated from whole plants of Paris quadriforia L. and their chemical structures characterized as follows ; pennogenin (1), pennogenin 3-O-α-L-rhamnopyranosyl-(1→2)-[α-L-rhamnopyranosyl-(1→4)]-β-D-glucopyranoside (2), pennogenin 3-O-α-L-rhamnopyranosyl-(1→4)-α-L-rhamnopyranosyl-(1→4)-[α-L-rhamno-pyranosyl-(1→2)]-β-D-glucopyranoside (3), 22-hydroxyfurostanol 3, 26-O-bisglycoside corresponding to 3 (4), 1-dehydrotrillenogenin (5), ecdysterone (10) and kaempferol 3-O-β-D-glucopyranosyl-(1→4)-β-D-glucopyranoside (11). In addition, a stimulative effect of 3, one of the major components, on isolated bull frog heart was observed.