A colourless crystalline compound, regarded as a glucoside, found in the bark regarding the ash (Fraxinus) and alongside esculin into the bark of horse-chestnut. It really is faintly fluorescent in alkaline solutions.
A colorless crystalline substance (C16H18O10) based in the bark of this ash (Fraxinus), and alongside esculin in bark associated with the horse-chestnut. It is structurally a derivative of a coumarin glucoside. It shows a delicate blue-green fluorescence in alkaline solutions; -- labeled as in addition paviin and fraxoside.
A glucoside (C21H22O13) based in the bark of this common ash-tree, Fraxinus excelsior, as well as the horse-chestnut.