Componentes de umbelíferas. XX. Componentes del "Heracleum pyrenaicum" Lam.

Abstract

De la parte aérea del Heracleum pyrenaicum Lam. (Umbelífera) se han obtenido las siguientes cumarinas: bergapteno (I), byakangelicina (II), feloptenina (III), heraclenol (IV), isoheraclenina (V), isopimpinollina (VI), 8-(3-cloro-2-hidroxi-3-metil-butil-oxi)-psoraleno (VII), 8-(3-etoxi-2-hidroxi-3-metil-butiloxi)-psoraleno (VIII), 5-metoxi-8-(3-cloro-2-hidroxi-3-metil-butiloxi)-psoraleno (IX), esfondina (X), isobergapteno (XI) y escopoletina (XII). Asimismo, se han obtenido apiol (XIII) y B-sitosterol.

From the aerial part of Heracleum pyrenaicum Lam. (Umbeliferae) the coumarins bergapten (I), byakangelicin (II), phellopterin (III), heraclenol (IV), isoheraclenin (V), isopimpinellin (VI), 8-(chloro-2-hydroxy-3-methyl-butyloxy)-psoralene (VII), 5-methoxy-8-(3-chloro-2-hydroxy-3-methyl-butyloxy)-psoralene (IX), 8-(3-ethoxy-2-hydroxy-3-methyl-butyloxy)-psoralene (VIII), sphondin (X), isobergapten (XI) and acopoletin (XII) have been isolated. Apiol (XIII) and B-sitosterol have been obtained as well.