Objective To study the chemical components from the ethanol extract of rhizomas Acori Calami from Hunan Province.Methods Components were isolated and purified through various chromatographic methods and recrystallization,and identified by spectroscopic data.Results 30 sesquiterpenoids were isolated and indentified as follows:6 guaiane-type sesquiterpenoids,11 cadinane-type sesquiterpenoids,3 elemane-type sesquiterpenoids,2eudesmane-type sesquiterpenoids,3 acorane-type sesquiterpenoids,2aromadendrane-type sesquiterpenoids,1 prelacinane-type sesquiterpene,1oppositane-type sesquiterpene and 1 opl...
