1.
Planta Med
; 67(9): 871-3, 2001 Dec.
Artículo
en Inglés
| MEDLINE
| ID: mdl-11745029
RESUMEN
A new erythrinan alkaloid, 8-oxo-alpha-erythroidine epoxide, was isolated from wood of Erythrina poeppigiana together with the five known compounds, 8-oxo-alpha-erythroidine, erystagallin C, alpinumisoflavone, erythrinin C and eryvarin A. Their structures were elucidated on the basis of spectroscopic evidence.
Asunto(s)
Alcaloides/aislamiento & purificación , Dihidro-beta-Eritroidina/aislamiento & purificación , Erythrina , Flavonoides/aislamiento & purificación , Alcaloides/química , Dihidro-beta-Eritroidina/análogos & derivados , Dihidro-beta-Eritroidina/química , Flavonoides/química , Espectroscopía de Resonancia Magnética , Extractos Vegetales/química , Tallos de la Planta/química
2.
Planta Med
; 66(6): 578-9, 2000 Aug.
Artículo
en Inglés
| MEDLINE
| ID: mdl-10985092
RESUMEN
Two new isoflavonoids, eryvarin A (1) and eryvarin B (2) were isolated from the wood of Erythrina variegata and their structures were elucidated on the basis of spectroscopic evidence.