Chemical Composition of the Essential Oil ofPedicularis sibthorpiiBoiss.

:The composition of the essential oil obtained from the dried flowering aerial parts of Pedicularis sibthorpii Boiss. (Scrophulariaceae) was analyzed by GC and GC-MS. Forty components have been identified in the essential oil of P. sibthorpii. The major compounds of the essential oil were eremoligenol (16.8 %), 6,10,14-trimethyl-2-pentadecanone (8.6 %) and (E)-β-Damascenone (7.8 %).