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Chemical composition is of the essential oil from Desmos cochinchinensis var. fulvescens Ban from Ha Tinh province

Last modified on 4/1/2010 at 5:03:00 PM. Total 5516 views.

The leaf oil of of Desmos cochinchinensis var. fulvescens Ban collected from Ha Tinh province, Vietnam, in October 2006 was isolated by steam distillation to give oil yield 0.15% and analyzed by Capillary GC and GC/MS. Fifty three components have been identified accounting more than 89.7% of the oil respectively. The major constituents of this oil appeared to be β-elemen (16.1%), d-cadinen (13.8%) and β-caryophyllen (13.7%).

Less predominant constituents germaren B (7.7%), germacren A (5.7%), epizonaren (3.9%), elemol (3.6%), α-humulen (2.7%), α-pinen (2.3%), β-selinen (2.3%), g-terpinen (1.8%), d-elemen (1.7%), β-cubenen (1.5%), eudesma-4 (15), 11-dien-9-on (1.3%), α-selinen (1.3%), and g-elemen (1.1%).

Do Ngoc Dai, Tran Dinh Thang
Vinh Universisty
Nguyen Xuan Dung
College of Science, HNU

(J. Biology, No 3/2009)

anhtai.bvn

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