Preliminary analysis on volatile composition of Chrysopogon zizanioides (L.) Roberty cultivated in Tunisia

The roots of Chrysopogon zizanioides (L.) Roberty, belonging to the Poaceae family, are main source volatile that has substantial value in perfume, cosmetics, pharmaceutical and food industries. study C. volatiles, obtained from plant cultivated Tunisia, using GC GC/MS revealed more than 50 compounds were detected which 14 constituents identified representing 33.87% total. Oleic acid (17.09%) (E) -3-Eicosene (7.77%) major components at species level. However, 10,13 methyl ester octadecadienoic (0.01%), (Z) - 9,17-octadecadienal (Dimethylethyl-1,1) Bis-2,6 Methyl- 4 Phenol (0.04%), pentadecanoic acid, 13-methyl-, (0.05%), -13-octadecenal (0.06%) linoleic ethyl (0 , 06%) have lowest contents.