Browsing Journal Articles (PAS) by Subject "flavonols"

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    • A New Sterol Diglycoside from Conyza floribunda 

      Opiyo, Sylvia A.; Ogur, Joseph A.; Manguro, Lawrence O.A.; Tietze, Lutz F.; Schuster, Heiko (The South African Journal of Chemistry, 2009)
      Chemical investigation of CH2Cl2 and MeOH extracts of Conyza floribunda have led to the isolation of (24S)-ethylcholesta-5, 22E, 25-trien-3-O-glucosyl (1” 4’)-rhamnoside (1), (24S)-ethylcholesta-5,25-dien-3-O- -glucoside ...