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单词 æsculin
释义 æsculin Chem.|ˈɛskjʊlɪn|
[f. L. æscul-us a species of oak, in mod. Bot. applied to the horse-chestnut, + -in, chem. form.]
A glucoside contained in the bark of the horse-chestnut and allied trees; a crystalline fluorescent substance of composition C21H24O13.
1877Watts Fownes' Chem. II. 604 The aqueous solution of æsculin is highly fluorescent, the reflected light being of a sky-blue colour.
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