DARU Journal of Pharmaceutical Sciences101"Essential oils of Heracleum Persicum Desf.ex Fischer leaves "68Mojab FRustaiyan AHJasbi AR20151006The leaves of Heracleum persicum Desf ex Fischer (Syn. H glabrascens Boiss. & Hohen, H. prbescens Rech.) (Fam Apiaceae) were collected in July - Auguest 1993 from kandavan area in north of Tehran. The oil was extracted by hydrodistillation (0.13%) from leaves and was analyzed by GC, GC/CS and 1H-NMR. The major component was trans - anethole (82.8%) Other components were β - pinene, p-cymene and terpinolene (monoterpenes) , α- caryophylene, α- bergamotene, α- farnesene, zingiberene, spathulenol (sesqiterpenes). Cis - anethole, stragole, 2,5-dimethyl styrene (aromatic compounds), and β- springene ( an aliphatic and hydrocarbonic diterpene) . It is concluded that this oil is a source of trans - anethole .https://daru.tums.ac.ir/index.php/daru/article/view/132https://daru.tums.ac.ir/index.php/daru/article/download/132/132