umbelliferone

Umbelliferone

Um`bel*lif"er*one\, n. (Chem.) A tasteless white crystalline substance, C9H6O3, found in the bark of a certain plant (Daphne Mezereum), and also obtained by the distillation of certain gums from the Umbellifer[ae], as galbanum, asafetida, etc. It is analogous to coumarin. Called also hydroxy-coumarin.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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