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A cyclic ester, or a compound containing a cyclic ester, formed by the intramolecular condensation of a hydroxy carboxylic acid.

lac·ton′ic (-tŏn′ĭk) adj.


(Elements & Compounds) any of a class of organic compounds formed from hydroxy acids and containing the group -C(CO)OC-, where the carbon atoms are part of a ring
lactonic adj


(ˈlæk toʊn)

any of a group of internal esters derived from hydroxy acids.
[1840–50; lact(ic acid) + -one]
lac•ton′ic (-ˈtɒn ɪk) adj.
References in periodicals archive ?
Some specific subjects covered include the kinetics of beta-amyloid fibril formation, nanocomposites based on cyclic ester oligomers, and polymer dynamics and broadband dielectric spectroscopy.
Irganox HP products are synergistic combinations of new HP-136 cyclic ester processing stabilizer, which has lactone functionality, together with Ciba's Irganox B-Blends.
The development program will focus on the use of a cyclic ester material that boasts outstanding resistance to common automotive solvents, such as gasoline and brake fluid.

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