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High-resolution Tandem Mass Spectrometry for Studying Chemical Constituents of Gynura bicolor DC
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Lignans and Other Constituents of Centaurea sphaerocephala ssp. polyacantha
M M Bastos1, A Kijjoa, J M Cardoso
1Departamento de Química, Faculdade de Engenharia, Universidade do Porto, 4000-Porto, Portugal.
Planta Medica
|August 1, 1990
Abstract:
Extraction of the aerial parts of CENTAUREA SPHAEROCEPHALA L. ssp. POLYACANTHA (Willd.) Dostal furnished the lignans (-)-matairesinol, (-)-arctigenin, and (-)-arctiin, two sesquilignans lappaol A and a stereo- or structural isomer of lappaol A, and a new dithienylacetylene.
