[Chemical composition of essential oil from leaves of litsea cubeba and its antifungal activities].

The 24 chemical constituents of the essential oil extracted from the leaves of Litsea cubeba have been identified by means of GC-MS technique. Among which, alpha-cis-ocimene(25.11%), 3,7-dimethyl-1,6-octadien-3-ol(16.85%) and n-transnerolidol (13.89%) were the principal components. In vitro this oil had a manifest antifungal activities with MIC between 0.03-0.4 microliter/ml for utilized pathogenic fungi and 1.0-2.0 microliters/ml for moulds.