Umbelliferone

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Wiktionary, Creative Commons Attribution/Share-Alike License
  • n. A yellowish-white natural product of the coumarin family, occurring in such plants as carrot and coriander.
  • the GNU version of the Collaborative International Dictionary of English
  • n. 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 Umbelliferæ, as galbanum, asafetida, etc. It is analogous to coumarin. Called also hydroxy-coumarin. Its strong fluorescence under ultraviolet light makes it useful in analytical biochemistry, as, for exmple, to detect phosphatase activity by hydrolysis of umbelliferyl phosphate.
  • The Century Dictionary and Cyclopedia
  • n. A colorless compound, , of resins from umbelliferous plants, particularly of asafetida resin, and also by the action of sulphuric acid on a mixture of resorcinol and malic acid. It crystallizes in slender needles and melts at 223–224° C.
  • Word Usage
    "The researchers reported a 75, 79, 74, and 68 per cent inhibition of ALR2 for umbelliferone, esculetin, luteolin, and quercetin when the compounds were used at a concentration of 200 micromoles."
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    lycopene    hydroquinone    carene    saponification    berberine    scopoletin    kaempferol    acid.33    borneol    saponin