RESUMEN
Diterpenoid alkaloids, named vilmorines A-D, in addition to fifteen known alkaloids, were isolated from roots of Aconitum vilmorinianum. Their structures were established on the basis of extensive spectroscopic analyses. Antibacterial and antioxidant studies on isolated compounds were also carried out.
Asunto(s)
Aconitum/química , Alcaloides/aislamiento & purificación , Antibacterianos/aislamiento & purificación , Antioxidantes/aislamiento & purificación , Diterpenos/aislamiento & purificación , Medicamentos Herbarios Chinos/aislamiento & purificación , Quelantes del Hierro/aislamiento & purificación , Alcaloides/química , Alcaloides/farmacología , Antibacterianos/química , Antibacterianos/farmacología , Antioxidantes/química , Antioxidantes/farmacología , Diterpenos/química , Diterpenos/farmacología , Medicamentos Herbarios Chinos/química , Medicamentos Herbarios Chinos/farmacología , Quelantes del Hierro/química , Quelantes del Hierro/farmacología , Pruebas de Sensibilidad Microbiana , Estructura Molecular , Resonancia Magnética Nuclear Biomolecular , Raíces de Plantas/químicaRESUMEN
Three new C19-diterpenoid alkaloids, ducloudines C (1), D (2), and E (3), were isolated from the roots of Aconitum duclouxii. Their structures were established on the basis of extensive spectroscopic analyses. Ducloudine C (1) is the first aconitine-type C19-diterpenoid alkaloid with a C=O group at C-3 and a C=C bond between C-1 and C-2. All compounds were tested for their biological activities against one pathogenic fungi and two pathogenic bacteria.