%0 Journal Article %T A New Epimeric Sesquiterpene Lactone from Achillea ligustica %A Ahmed A. Mahmoud %A Shar S. Al-Shihry %A Mohamed-Elamir F. Hegazy %J Records of Natural Products %D 2012 %I ACG Publications %X A new sesquiterpene guaianolide (1) and two known compounds matricarin (2) and 5-hydroxy-5,6-secocaryophyllen-6-one (3) were isolated from the methylene chloride/methanol (1:1) extract of the aerial parts of Achillea ligustica All. The structure was determined on the basis of comprehensive 1D and 2D (COSY, NOESY, HMQC, HMBC) NMR and MS analyses. %K Achillea ligustica %K Asteraceae %K guaianolide. %U http://www.acgpubs.org/RNP/2012/Volume%206/Issue%201/2-RNP-1009-318.pdf