Coumarins of roots of Pituranthos triradiatus growing in Egypt

ABSTRACT

From the petroleum ether and diethyl ether extracts of the roots of Pituranthos triradiatus [Hochst ex boiss] Aschers et Schweinf [Umbelliferae], trans marmin, marmesin, umbelliferone, xanthotoxol, bergapten, imperatorin, isoimperatorin and isopimpinellin were isolated and their structures were established from their physico-chemical properties and spectral data. The first four compounds are reported for the first time in genus Pituranthos vis