Constituents of the Rhizome and Seed oils ofGreater Galangal Alpinia galangal(L.)Willd.From malaysia

摘要

The galangal oil sdistilled from the rhizomes and seeds of Alpinia galanga(L.)Willd.From malaysia were examined by capillary GC and GC/MS.The rhizome oikl was rich in 1,8-cineole(40.5%).Other compounds that were foun din appreciable amounts in the oil were the sesquiterpenoids,beta-bisabolene (8.4&),(Z,E)-farnesol(3.8%),beta-caryophylene(3.6%) and (E)-beta-farnesene(3.2%).The seed oil was characterized by its richness in sesquiterpenoids with the major oens being beta-bisabolene(37.6%),(E)-beta_farnesene(22.7%),(E,E)-farnesyl acetate(7.9%),(Z,E)-farnesol(3.9%)and beta-caryophyllene(3.0%).