A Valuable New Essential Oil from the Resin of Altingia siamensis Craib. from Vietnam

ABSTRACT

More than 30 components have been identified in the essential oil of Altingia siamensis Craib. resin from Vietnam by a combination of high resolution GC and GC/MS. The major compounds were found to be α-copaene (9.6%), α-humulene (8.5%), junenol (6.8%), β-caryophyllene (6.6%), β-bisabolene (5.5%) and (E,E)-α-farnesene (5.0%). The oil consisted for more than 52% of sesquiterpene hydrocarbons.

KEY WORD INDEX:

• Altingia siamensis
• essential oil composition
• sesquiterpenes