Popis: |
The volatile constituents isolated from roots and rhizomes of Valeriana phu L. were investigated by GC and GUMS (EI) analysis. The roots and rhizomes yielded 0.64% (v/w) essential oil on a dry weight basis. From the oil 70 compounds Could he identified with a valerenal isomer (11.3%), valerianol (3.1%), patchouli alcohol (2.9%) and valeranone (2.2%) as the main components. One new component was isolated and identified as 1-hydroxy-1,11,11-trimethyldecahydrocyclopropane azulene-10-one for the first time in V. phu. |