transesterification

transesterification
The reaction of an ester with an alcohol in order to replace the alkoxy group; it is used in the synthesis of polyesters and in the production of biodiesel

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  • transestérification — ● transestérification nom féminin Modification, par l action d un catalyseur alcalin, de la structure des glycérides constituant les corps gras, par échange des molécules d acides gras d une molécule à une autre …   Encyclopédie Universelle

  • Transesterification — In organic chemistry, transesterification is the process of exchanging the organic group R″ of an ester with the organic group R′ of an alcohol. These reactions are often catalyzed by the addition of an acid or base catalyst. The reaction can… …   Wikipedia

  • Transesterification — Ester  Pour l’article homophone, voir Esther. Séquence de la fonction ester. La fonction ester est constituée d un atome de carbone l …   Wikipédia en Français

  • Transestérification — Ester  Pour l’article homophone, voir Esther. Séquence de la fonction ester. La fonction ester est constituée d un atome de carbone l …   Wikipédia en Français

  • transesterification — peresterinimas statusas T sritis chemija apibrėžtis Vienų rūgščių liekanų esteriuose pakeitimas kitomis. atitikmenys: angl. transesterification rus. перэстерификация …   Chemijos terminų aiškinamasis žodynas

  • transesterification — /trans euh ster euh fi kay sheuhn, tranz /, n. Chem. a reaction between an ester of one alcohol and a second alcohol to form an ester of the second alcohol and an alcohol from the original ester, as that of methyl acetate and ethyl alcohol to… …   Universalium

  • transesterification — trans·es·ter·i·fi·ca·tion .tran(t)s e .ster ə fə kā shən, tranz n a reversible reaction in which one ester is converted into another (as by interchange of ester groups with an alcohol in the presence of a base) …   Medical dictionary

  • transesterification — trans·esterification …   English syllables

  • transesterification — |tran(t)s, raan , nz+ noun Etymology: trans + esterification : a reversible reaction in which one ester is converted into another (as by interchange of ester groups with an alcohol in the presence of a base) * * * /trans euh ster euh fi kay… …   Useful english dictionary

  • Biodiesel production — is the act of producing the biofuel, biodiesel, through either transesterification or alcoholysis. The process involves reacting vegetable oils or animal fats catalytically with a short chain aliphatic alcohols (typically methanol or… …   Wikipedia

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