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Stereochemical analysis of constituents of essential oils and flavor compounds by enantioselective capillary gas chromatography
Authors:Wilfried A Knig  Ralph Krebber  Petra Evers  Gabriele Bruhn
Institution:Wilfried A. König,Ralph Krebber,Petra Evers,Gabriele Bruhn
Abstract:Modified cyclodextrins interact enantioselectively with a great variety of volatile chiral constituents of essential oils by forming diastereomeric inclusion complexes. Capillary gas chromatography is used for resolving the enantiomers of terpenoid hydrocarbons (camphene, α-pinene, limonene, α-phellandrene), carbonyl compounds (carvone, fenchone, menthone, isomenthone, piperitone, camphor, myrtenal), and alcohols (trifluoroacetylated β-citronellol, myrtenol, trans-pinocarveol, 1-octen-3-ol, and underivatized linalool). The enantiomeric composition of some of these compounds in a variety of essential oils is investigated.
Keywords:Enantioselective gas chromatography  Cyclodextrin derivatives  Terpenoid hydrocarbons  Chiral carbonyl compounds  Flavor alcohols
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