Powd. dry leaves of the Andean plant, frailejon (Espeletia hartwegiana), extd. with C6H6 and chromatographed over silica gel showed the presence of (-)-kaur-9(11),16-dien-19-oic acid. A mixt. of aliphatic alcs. was also isolated. [on SciFinder(R)]
CITATION STYLE
Proano, O., Arteaga, M., & Usubillaga, A. (1972). Phytochemical study of Espeletia hartwegiana. Politecnica, 2, 95–106.
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