Two new xanthones from Lomatogonium carinthiacum / 中国天然药物

ABSTRACT

AIM@#To study the chemical constituents of Lomatogonium carinthiacum (Wulfen) Rchb.@*METHOD@#The CHCl3-soluble fraction was separated by chromatography and the structures of the new compounds were elucidated by spectral experiments.@*RESULTS@#Two new xanthones, 1, 8-dihydroxy-4, 5-dimethoxy-6, 7-methylenedioxyxanthone (1), 1, 4, 8-trimethoxyxanthone-6-O-β-D-glucoronyl-(1→6)O-β-D-glucoside (2) were isolated from the whole plant of Lomatogonium carinthiacum.@*CONCLUSION@#Compounds 1 and 2 are new natural products.