Lopes, Lucia M.X. [UNESP]Bolzani, Vanderlan da Silva [UNESP]2014-05-272014-05-271988-12-01Phytochemistry, v. 27, n. 7, p. 2265-2268, 1988.0031-9422http://hdl.handle.net/11449/130568Phytochemical examination of Aristolochia cymbifera, A. esperanzae and A. galeata led to the isolation of furofuran and dibenzylbutyrolactone type lignans, as well as of clerodane and ent-labdane type diterpenes. Structural assignments for two new ent-labdans are presented and discussed. © 1988.2265-2268engA. esperanzaeA. galeataAristolochia cymbiferaAristolochiaceaeClerodanesDiterpenesLabdanesLignansArtigo10.1016/0031-9422(88)80139-0WOS:A1988P089600069Acesso restrito2-s2.0-03457211394484083685251673