Helenalin- and 11,13-dihydrohelenalin esters from the flowers of Arnica montana
Willuhn, G.; Rottger, P.M.; Matthiesen, U.
Planta Medica 49(4): 226-231
1983
ISSN/ISBN: 0032-0943
Accession: 001206789
Thirteen compounds were isolated and identified as 11,13-dihydrohelenalin, helenalin and their ester derivatives. Four esters are reported for the first time.
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