Structures are assigned to two crystalline sesquiterpenoids of eremophilane type, warburgin and warburgiadione, isolated from the heartwood of Warburgia ugandensis Sprague (Canellaceae). Warburgin (II) has been correlated with furanoligularenone, and warburgiadione (III) has been obtained from petasin.
结构被分配给两种结晶的
金刚烷类的
倍半萜类化合物,warburgin和warburgiadione,它们是从Warburgia ugandensis Sprague(Canellaceae)的心材中分离出来的。Warburgin(II)已与
呋喃戊烯烯酮相关,而warburgiadione(III)已获自petasin。