TERPENOIDS AND OTHER CONSTITUENTS OF EUCALYPTUS-GLOBULUS

The wood of Eucalyptus globulus contains several pentacyclic diterpene s with oleane, ursane and lupane skeleta. In addition to the well know n compounds beta-amyrin, erythrodiol, uvaol, acetyloleanolic, acetylbe tulinic, acetylursolic, betulinic, uroslic, 23-hydroxyursolic and tran s-p-methoxycinnamoyloxy-ursolic acids, three new triterpenoids have be en isolated: methyl cis-p-methoxycinnamoyloxyoleanolate, methyl cis-p- methoxycinnamoyloxyursolate and methyl 11 alpha-methoxy-3-acetoxyursol ate. Copyright (C) 1997 Elsevier Science Ltd.