The essential oil of Eucalyptus apodophylla exploited in Burkina Faso consists mainly in monoterpenes (53.7±66.9%) and sesquiterpenes (9.0±10.0%). It is characterized by important amounts (15.2±32.9%) of arenic ketones belonging to the series of torquatone and of jensenone. Among them, two new structures, apodophyllone and isotorquatone, were clearly identi®ed by 1H and 13C NMR.