lactone

lactone
лактон

English-Russian dictionary of leather and footwear industry. .

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  • Lactone — Lactone,   Singular Lacton das, s, aus Hydroxycarbonsäuren durch intramolekulare Wasserabspaltung entstehende, meist flüssige oder niedrigschmelzende Verbindungen (zyklische innere Ester der Hydroxycarbonsäuren). Je nach Stellung der… …   Universal-Lexikon

  • lactone — ● lactone nom féminin Nom générique des esters, dont le groupe fonctionnel ―CO―O― fait partie d un cycle. (De formule générale (CR2)nCO―O, les lactones se forment à partir des acides alcools ou des oxydes phénols, ou encore par oxydation ménagée… …   Encyclopédie Universelle

  • Lactone — Lac tone, n. (Chem.) One of a series of organic compounds, being cyclic esters which may be regarded as anhydrides of certain hydroxy acids. In general, they are colorless liquids, having a weak aromatic odor. They are so called because the… …   The Collaborative International Dictionary of English

  • lactone — [lak′tōn΄] n. [ LACT(O) + ONE] any of a group of organic cyclic esters formed by the elimination of a molecule of water from the OH and COOH groups of a molecule of a hydroxy acid …   English World dictionary

  • Lactone — β propiolactone, formed from β hydroxypropionic acid In chemistry, a lactone is a cyclic ester[1] which can be seen as the condensation product of an alcohol group OH and a carboxylic acid group COOH in the same molecule. It is characterized by a …   Wikipedia

  • Lactone — Verschiedene Lactone, von links nach rechts : β , γ , δ und ε Lacton. Als Lactone bezeichnet man Moleküle in der organischen Chemie, in denen eine Esterbindung zwischen einer Hydroxy und einer Carboxygruppe desselben Moleküls aufgebaut wird …   Deutsch Wikipedia

  • Lactone — Structure de la bêta lactone, hétérocycle à 3 carbones …   Wikipédia en Français

  • lactone — laktonas statusas T sritis chemija apibrėžtis Vidinis ciklinis hidroksirūgšties esteris. atitikmenys: angl. lactone rus. лактон …   Chemijos terminų aiškinamasis žodynas

  • lactone — noun Etymology: International Scientific Vocabulary Date: 1880 any of various cyclic esters formed from hydroxy acids • lactonic adjective …   New Collegiate Dictionary

  • lactone — lactonic /lak ton ik/, adj. /lak tohn/, n. Chem. any of a group of internal esters derived from hydroxy acids. [1840 50; LACT + ONE] * * * ▪ chemical compound       any of a class of cyclic organic esters (ester), usually formed by reaction of a… …   Universalium

  • lactone — noun A cyclic intramolecular ester derived from a hydroxy acid …   Wiktionary


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