8-benzylberbine and N-oxide alkaloids from Aristolochia gigantea

Artículos de revistas

Fecha

1997-05-01

Registro en:

Phytochemistry. Oxford: Pergamon-Elsevier B.V., v. 45, n. 2, p. 431-435, 1997.

0031-9422

http://hdl.handle.net/11449/33193

10.1016/S0031-9422(96)00835-7

WOS:A1997WW81400038

5981353442037051

Autor

Universidade Estadual Paulista (Unesp)

Institución

Universidade Estadual Paulista (Brasil)

Resumen

From the ethanol extract of Aristolochia gigantea Mart an 8-benzylberbine-type alkaloid and an N-oxide were isolated together with pinitol and sequoyitol. Structural assignments were based on analysis of spectral data, mainly by 2D NMR spectroscopic techniques. (C) 1997 Elsevier B.V. Ltd.

Materias

Aristolochia gigantea

Aristolochiaceae

alkaloids

8-benzylberbine

8-benzyltetrahydroprotoberberine

N-oxide alkaloids

cyclitol

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