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Isolierung von (−)‐Dunnion aus Calceolaria integrifolia M URR . (Scrophulariaceae)
Author(s) -
Rüedi Peter,
Eugster Conrad Hans
Publication year - 1977
Publication title -
helvetica chimica acta
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.74
H-Index - 82
eISSN - 1522-2675
pISSN - 0018-019X
DOI - 10.1002/hlca.19770600324
Subject(s) - scrophulariaceae , gesneriaceae , botany , chemistry , striga , biology , germination
Isolation of (−)‐dunnione from the leaves of Calceolaria integrifolia , M URR . (fam. Scrophulariaceae ) From the leaves of Calceolaria integrifolia , a plant often used in horticulture. partially racemic (−)‐dunnione (1) has been isolated. This seems to be the first record of its occurrence outside the family Gesneriaceae , where it previously has been found in two species as the (+)‐enantiomer.
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