Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any of a class of cyclic chemical compounds that contain an unsaturated six-membered ring with two double bonds, one oxygen atom and a ketone functional group.

from the GNU version of the Collaborative International Dictionary of English

  • n. An unsaturated cyclic compound, C5H4O2, of which two varieties are known, α and γ. γ-pyrone is the parent substance of several natural yellow dyestuffs.

from The Century Dictionary and Cyclopedia

  • n. A crystalline ketonic compound, C5H4O2, made by heating chelidonic acid. It melts at 32.5° C.

Etymologies

pyro- + -one (Wiktionary)

Examples

  • V. 38 (5) P. 607 Pharmacological and radioprotective properties of some gamma-pyrone derivatives (flavonons and flavonols).

    Wil's Ebay E-Store

  • V. 38 (5) P. 607 - Pharmacological and radioprotective properties of some gamma-pyrone derivatives (flavonons and flavonols).

    Wil's Ebay E-Store

  • Investigations of biologically active compositions and anti-radiate means among the gamma-pyrone are perspective.

    Wil's Ebay E-Store

  • Hong HS, Rana S, Barrigan L, Shi A, Zhang Y, et al. (2009) Inhibition of Alzheimer's amyloid toxicity with a tricyclic pyrone molecule in vitro and in vivo.

    PLoS ONE Alerts: New Articles

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