A new guaianolide, notoserolide E, along with nine known compounds was isolated from the Chinese endemic plant of Notoseris henryi ( Dunn ) Shih and its structure was elucidated by means of spectroscopic evidence.
Two new sesquiterpcne lactones, notoserolides A and B. along with 12 known compounds were isolated from the aerial parts of Notoseris porphyrolepis. By means of spectral methods including MS. NMR (1H NMR. 13C NMR. DEP...Two new sesquiterpcne lactones, notoserolides A and B. along with 12 known compounds were isolated from the aerial parts of Notoseris porphyrolepis. By means of spectral methods including MS. NMR (1H NMR. 13C NMR. DEPT. HMQC. HMBC) and X-ray diffraction. as well as chemical reactions. the structures of notoserolides A and B were established as auslricin 8-O-β-D-glucopyranoside and 8-O-senecioylaustricin. respectively.展开更多
基金This work was financially supported by the Special Project of Biological Science and Technology of the Chinese Academy of Sciences (STZ 97-3-08).
文摘A new guaianolide, notoserolide E, along with nine known compounds was isolated from the Chinese endemic plant of Notoseris henryi ( Dunn ) Shih and its structure was elucidated by means of spectroscopic evidence.
基金the Special PrO-jec t of Biological Science and a'echnolog}of the Chinese Academy of Sciences (STZ-97-3-08). We are gratetbl t
文摘Two new sesquiterpcne lactones, notoserolides A and B. along with 12 known compounds were isolated from the aerial parts of Notoseris porphyrolepis. By means of spectral methods including MS. NMR (1H NMR. 13C NMR. DEPT. HMQC. HMBC) and X-ray diffraction. as well as chemical reactions. the structures of notoserolides A and B were established as auslricin 8-O-β-D-glucopyranoside and 8-O-senecioylaustricin. respectively.
