hydroxy-coumarin
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}. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • coumarin — (= O hydroxycinnamic acid) Pleasant smelling compound found in many plants and released on wilting (probably a major component of the smell of fresh hay). Has anticoagulant activity by competing with Vitamin K. Coumarin derivatives have anti… …   Dictionary of molecular biology

  • C9H6O3 — 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 …   The Collaborative International Dictionary of English

  • Daphne Mezereum — 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 …   The Collaborative International Dictionary of English

  • Umbelliferae — 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 …   The Collaborative International Dictionary of English

  • 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,… …   The Collaborative International Dictionary of English

  • 7,12-Dimethylbenz(a)anthracen — Der korrekte Titel dieses Artikels lautet „7,12 Dimethylbenz[a]anthracen“. Diese Schreibweise ist aufgrund technischer Einschränkungen nicht möglich …   Deutsch Wikipedia

  • Coumaphos — Strukturformel Allgemeines Name Coumaphos Andere Namen …   Deutsch Wikipedia

  • bishydroxycoumarin — ˌbis.ˌhīˌdräksə̇+ noun ( s) Etymology: bis + hydroxy + coumarin : dicoumarol not used systematically …   Useful english dictionary

  • umbelliferone — əˌrōn noun ( s) Etymology: International Scientific Vocabulary umbellifer + one, originally formed as German umbelliferon : a crystalline phenolic lactone C9H6O3 found in many plants, obtained by the distillation of resins (as galbanum or… …   Useful english dictionary

  • 2H-chromenone — Coumarine Coumarine Général Nom IUPAC 1 benzopyrane 2 one Synonymes 2H …   Wikipédia en Français

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