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Catalpa bignonioides

In this study, 212 samples in 126 species were tested three species had been known to be alkaloidal Campsis radicans (1/3), Catalpa bignonioides (1/4), and Slenolobiwn (= Teconta) skins. [Pg.29]

Catalpol ist das Glucosid eines (Zg-Iridoids, das bisher nicht frei, sondern stets als Ester der Zimtsaure oder von Phenolsauren in der Natur aufgefunden worden ist. So wurden 6-(p-Hydroxybenzoyl)-catalpol (Catalposid), Schmp. 215—216,5°, ao = —184° (Methanol), xlax 260 nm, log 8 4,27, aus der Frucht von Catalpa bignonioides und anderer Cam/pa-Species 28, 29), 6-Vanillylcatalpol (Picrosid-II), amorph, d =... [Pg.100]

Bignonosid = Luteolin-7-0-P-D-(6"-0-p-cumaryl)-glucopyranosid, Schmp. 182°. Vorkommen Blatter von Catalpa bignonioides 19). [Pg.110]

Isol. from many plants, free and combined. First isol. from fruits of Catalpa bignonioides. Prisms (xylene/EtOH), cryst. -H IH2O (EtOH aq. or Me2CO/EtOH). Mp 213-214°. pK, 4.67 pK, 9.37 (25°). [Pg.541]

See other pages where Catalpa bignonioides is mentioned: [Pg.121]    [Pg.318]    [Pg.616]    [Pg.117]    [Pg.1962]    [Pg.91]    [Pg.91]    [Pg.118]    [Pg.64]    [Pg.121]    [Pg.318]    [Pg.616]    [Pg.117]    [Pg.1962]    [Pg.91]    [Pg.91]    [Pg.118]    [Pg.64]   
See also in sourсe #XX -- [ Pg.91 , Pg.100 , Pg.110 ]



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