[Phenolic and amide constituents from Lycianthes marlipoensis]

Ten known phenolic compounds including [4]-gingerol (1), [6]-gingerol (2), [10]-gingerol (3), (3S,5S)-3,5-dihydroxy-1-(4-hydroxy-3-methoxyphenyl) decane (4), (3R,5S) -3, 5-dihydroxy-1-(4-hydroxy-3-methoxyphenyl) decane (5), [6]-shogaol (6), [10]-shogaol (7), gingerenone A (8), hexahydrocurcumin (9), and (3R,5R)-3,5-dihydroxy-1,7-bis(4-hydroxy-3-methoxyphenyl) heptane (10), and seven amides including piperine (11), isochavicine (12), isopiperine (13), N-trans-p-coumaroyl tyramine (14), N-trans-feruloyl tyramine (15), N-trans-p-coumaroyl octopamine (16), N-trans-feruloyl octopamine (17), were isolated and identified from the roots of Lycianthes marlipoensis. Compounds 1-13 and 17 were isolated from the genus Lycianthes for the first time.