A tetraoxygenated xanthone, 1,7-dihidroxy-3-methoxy-4-(3methylbut-2-enyl),6’,6’ –dimethylpyrano (2’ , 3’ : 5, 6) xanthone had been isolated from the ethyl acetate extract of the stem bark of Garcinia nigrolineata Planch Ex T. Anders. The structure of these compounds were determined on the basis of spectroscopic NMR 1D and 2D.
Jurnal ILMU DASAR (JID) is a national peer-reviewed and open access journal that publishes research papers encompasses all aspects of natural sciences including Mathematics, Physics, Chemistry and Biology. JID publishes 2 issues in 1 volume per year. First published, volume 1 issue 1, in January ...