Estudo químico e atividade antibacteriana do caule de Aristolochia esperanzae kuntze (Aristolochiaceae)

AUTOR(ES)
FONTE

Química Nova

DATA DE PUBLICAÇÃO

2010

RESUMO

From the ethanolic extract of the stem of A. esperanzae ethyl and methyl fatty acid esters, fatty acids, aristolochic I and II acids, and β-cubebin were isolated. In addiction asarinin, populifolic and 2-oxo-populifolic acids, aristolactams AIa and AII, and sitosterol 3-O-β-D-glucopyranoside were also isolated and firstly described in the species. Asarinin and β-cubebin showed antibacterial activity against Bacillus cereus and aristolochic acid I against Staphylococcus aureus and Listeria monocitogenes.

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