lactone definition

  • noun:
    • An anhydride created by the elimination of a water molecule from hydroxyl and carboxyl radicals of hydroxy acids.
    • A cyclic intramolecular ester produced by a hydroxy acid.
    • One of some organic compounds, becoming cyclic esters which may be viewed as anhydrides of specific hydroxy acids. Generally speaking, they are colorless fluids, having a weak fragrant odor. They have been so-called because the typical lactone hails from lactic acid.
    • A colorless volatile fluid having an aromatic odor, produced, with lactide, because of the dried out distillation of lactic acid.

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