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Acta amaz ; Acta amaz;12(2)1982.
مقالة ي الانجليزية | LILACS-Express | LILACS, VETINDEX | ID: biblio-1453872

الملخص

Abstract Aniba species (Lauraceae) are characterized by the presence of neolignans or of 6-aryl (or 6-styryl-) 2-pyrones. Flavonoids occur either together with pyrones or, in rare cases, as predominant micromolecular type. The branch wood of an Aniba species from Marapi, Parú do Oeste River, near Tiriós (Para State), constitutes such a case. It contains 5,7,8,3'.4',5'-hexam-thoxyflavone, obtained for the first time from a natural source.


Espécies de Aniba (Lauraceae) são caracterizadas pela presença de neolignanas ou de 6-aril-(ou 6-estiril-) 2-pironas. Flavonoides ocorrem seja juntos com pironas, seja, em raros casos, como tipo micromolecular predominante. A madeira dos ramos de uma espécie de Aniba coletada em Marapi, no alto rio Paru do Oeste, nas proximidades de Tiriós (Pará), constitui um caso desta índole. Contém 5,7,8.3',4'.5'-hexametoxiflavona, obtida pela primeira vez de fonte natural.

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