| slovo | definícia |
paviin
(gcide) | fraxin \frax"in\, n. [From Fraxinus.] (Chem.)
A colorless crystalline substance (C16H18O10) found in the
bark of the ash (Fraxinus), and along with esculin in the
bark of the horse-chestnut. It is structurally a derivative
of a coumarin glucoside. It shows a delicate blue-green
fluorescence in alkaline solutions; -- called also paviin
and fraxoside. --MI-11br/
Syn:
8-([beta]-D-Glucopyranosyloxy)-7-hydroxy-6-methoxy-2H-1-benzopyran-2-one;
also,
7,8-dihydroxy-6-methoxy-coumarin-8-[beta]-D-glucoside;
fraxetin-8-glucoside.
[1913 Webster +PJC] |
Paviin
(gcide) | Paviin \Pa"vi*in\ (p[=a]"v[i^]*[i^]n), n. (Chem.)
A glucoside found in species of the genus Pavia of the
Horse-chestnut family.
[1913 Webster] |
| | podobné slovo | definícia |
paviin
(gcide) | fraxin \frax"in\, n. [From Fraxinus.] (Chem.)
A colorless crystalline substance (C16H18O10) found in the
bark of the ash (Fraxinus), and along with esculin in the
bark of the horse-chestnut. It is structurally a derivative
of a coumarin glucoside. It shows a delicate blue-green
fluorescence in alkaline solutions; -- called also paviin
and fraxoside. --MI-11br/
Syn:
8-([beta]-D-Glucopyranosyloxy)-7-hydroxy-6-methoxy-2H-1-benzopyran-2-one;
also,
7,8-dihydroxy-6-methoxy-coumarin-8-[beta]-D-glucoside;
fraxetin-8-glucoside.
[1913 Webster +PJC]Paviin \Pa"vi*in\ (p[=a]"v[i^]*[i^]n), n. (Chem.)
A glucoside found in species of the genus Pavia of the
Horse-chestnut family.
[1913 Webster] |
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