Author's Organization：Pharmaceutical Institute, Tohoku University School of Medicine Pharmaceutical Institute, Tohoku University School of Medicine Pharmaceutical Institute, Tohoku University School of Medicine
Two sesquiterpenic alcohols, cyperol and isocyperol, have been isolated from nutgrass (Cyperus rotundus (Cyperaceae)) and shown to have stereostructures I and IV, respectively, by means of spectral determinations and by transformations to α-cyperone (II) and 4β (H)-eudesman-3-one (IX), respectively.
