Alcalóides de Peschiera affinis (Muell. Arg) Miers (Apocynaceae)

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The methanolic extracts of bark and woody roots from three especimens of Peschiera affinis (Apocynaceae) collected at different geographical sites (Fortaleza , Ubajara-CE e Cical-PI) afforded, after chromatographical separation, the following alkaloids: coronanidine, epiheyneanine, affinisine, vobasine, olivacine, voacangine, voacristine, iboxygaine and l9-hidroxi-ibogamine. The latter four substances were found previously in the genus Tabernanthe and Voacanga and are registered here for Peschiera affinis for the first time.

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Instituto Nacional de Pesquisas da Amazônia Av. André Araujo, 2936 Aleixo, 69060-001 Manaus AM Brasil, Tel.: +55 92 3643-3030, Fax: +55 92 643-3223 - Manaus - AM - Brazil
E-mail: acta@inpa.gov.br

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