• Cytotoxic homoisoflavonoids from the bulbs of Bellevalia flexuosa 

      El-Elimat T.; Rivera-Ch?vez J.; Burdette J.E.; Czarnecki A.; Alhawarri M.B.; ... more authors ( Elsevier B.V. , 2018 , Article)
      Four new homoisoflavonoids, 7-O-methyl-8-demethoxy-3′-hydroxy-3,9-dihydropunctatin (4), 6-hydroxy-8-demethoxy-4′-O-methyl-3,9-dihydropunctatin (8), 7,4′-O-dimethyl-8-demethoxy-3,3′-dihydroxy-3,9-dihydropunctatin (13), and ...
    • Phenethyisoquinoline alkaloids from the leaves of Androcymbium palaestinum 

      Tamam, El-Elimat; Alhawarri, Maram B.; Rivera-Chávez, José; Burdette, Joanna E.; Czarnecki, Austin; ... more authors ( Elsevier , 2020 , Article)
      Thirteen compounds were isolated from the methanolic extract of the leaves of Androcymbium palaestinum Baker (Colchicaceae). Of these, three were new, two were new natural products, and eight were known. The new isolated ...