De Almeida Blumenthal, Ema EsterDa Silva, Marcelo SobralYoshida, Massayoshi [UNESP]2014-05-272014-05-271997-10-01Phytochemistry, v. 46, n. 4, p. 745-749, 1997.0031-9422http://hdl.handle.net/11449/65196From the seeds of Virola surinamensis, which were collected near Altamira and near Maraba, Para State, Brazil, the following substances were isolated by chromatographic techniques: two dibenzylbutanediol lignans, dihydrocubebin and the new dihydrocubebin monolaurate, two furofuran lignans, sesamin and asarinin, three dibenzylbutyrolactol lignans, cubebin, β-O- methylcubebin and α-O-methylcubebin, one dibenzylbutyrolactone lignan, hinokinin, one aryltetralin neolignan, galbulin, two tetrahydrofuran neolignans, galgravin and the new 4'-hydroxy-3'-methoxy-3,4-methylenedioxy- 8.8',7.O.7'-neolignan, one flavone, tithonine, one isoflavone, irisolidone, and two new polyketides, 3-hydroxy-1-(15-phenylpentadecanoyl)-2,6- cyclohexanedione and 1-(5-phenylpentanoyl)-2,6-cyclohexanedione. Different chemical constitutions of the fruits from the two localities were observed.745-749engFlavonoidsLignoidsMyristicaceacePolyketidesSeedsVirola surinamensisantiparasitic agentflavonoidpolyketidesesaminbrazilchromatographydrug isolationdrug structurefruitparasitismplant seedArtigo10.1016/S0031-9422(97)00199-4WOS:A1997YE73400013Acesso restrito2-s2.0-0030781446