Laurentixanthones A and B, antimicrobial xanthones from Vismia laurentii.

@article{Nguemeving2006LaurentixanthonesAA,
  title={Laurentixanthones A and B, antimicrobial xanthones from Vismia laurentii.},
  author={Jean Robert Nguemeving and Anatole Guy Blaise Azebaze and Victor Kuete and Nono Nono Eric Carly and V{\'e}ronique Penlap Beng and Mich{\`e}le Meyer and Alain Blond and Bernard Bodo and Augustin Ephrem Nkengfack},
  journal={Phytochemistry},
  year={2006},
  volume={67 13},
  pages={
          1341-6
        }
}
A phytochemical investigation of the constituents of the roots of Vismia laurentii has resulted in the isolation of two xanthone derivatives named laurentixanthone A (1) (6-hydroxy-3,3-dimethyl-11-(3-methylbut-2-enyl)pyrano[2,3-c]xanthen-7(3H)-one) and laurentixanthone B (2) (1-hydroxy-5,6,7,8-tetramethoxyxanthone), along with 11 known compounds: 1,7-dihydroxyxanthone, vismiaquinone, vismiaquinone B, bivismiaquinone, 3-geranyloxy-6-methyl-1,8-dihydroxyanthraquinone, O(1)-demethyl-3',4… Expand
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