Haplophyllum buxbaumii has yielded a new diphyllin glycoside, which was cha
racterized as 4-O-{bis-alpha-L-xylopyranosyl (1 --> 2, 1 --> 5) beta-D-apio
furanosyloxy}-6,7-dimethoxy-1-(3,4-methylenedioxyphenyl)-3-hydroxymethyl na
phthalene-2-carboxylic acid lactone. Taiwanin-H is also reported for the fi
rst time from a member of the Rutaceae. (C) 1998 Published by Elsevier Scie
nce Ltd. All rights reserved.