1977 年 97 巻 1 号 p. 120-122
The essential oil of Eupatorium japonica THUNB. collected in Osaka was examined. The yield of flower oil was about 0.71%, oil of the stem was 0.03%, and that of the leaf was 0.66%. The essential oils were separated into individual components by a combination of chemical method and preparative gas chromatography or elution chromatography. Forty-three compounds in the oils were characterized.