Chemical composition of essential oil of eupatorium odoratum L. from Nghean and Hatinh

ABSTRACT

By a combination of gas-chromatography and gas-chromatography/mass spectrum, the chemical compositions of volatile oil of Co Lao (Eupatorium odoratum –L.) collected from Nghe An (NA) and Ha Tinh (HT) provinces were identified. Volatile oil contents from NA sample was 0,28%, HT 0,25%. The samples have got yellow color, lighter than water, characterized odor. Volatile oil is a mixture of 60 compounds,-39 in NA samples and 37 in HT. The main components of volatile oil are geijerene, germacrene-D and alpha pinene