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rdf:type
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Description
| - Heptafluorobutyl chloroformate, a recently introduced derivatization reagent, was examined in enantioseparation of amino acids by gas chromatography. Twenty proteinogenic amino acids, plus ornithine, cystine and 4-fluorophenylalanine (internal standard) were treated with the reagent and separation properties of the derivatives assessed on a Chirasil-Val capillary column. Nineteen amino acid enantiomers were efficiently separated in 43 minutes except proline, arginine and cystine. The heptafluorobutyl chloroformate derivatives of the studied DL-amino acids show improved separation over other chloroformate-based derivatives hitherto reported. A combination of the improved and faster separation with a simple derivatization protocol, involving an immediate one-step reaction-extraction in two-phase aqueous-organic medium, and low elution temperatures extend application of heptafluorobutyl chloroformate to chiral amino acid analysis.
- Heptafluorobutyl chloroformate, a recently introduced derivatization reagent, was examined in enantioseparation of amino acids by gas chromatography. Twenty proteinogenic amino acids, plus ornithine, cystine and 4-fluorophenylalanine (internal standard) were treated with the reagent and separation properties of the derivatives assessed on a Chirasil-Val capillary column. Nineteen amino acid enantiomers were efficiently separated in 43 minutes except proline, arginine and cystine. The heptafluorobutyl chloroformate derivatives of the studied DL-amino acids show improved separation over other chloroformate-based derivatives hitherto reported. A combination of the improved and faster separation with a simple derivatization protocol, involving an immediate one-step reaction-extraction in two-phase aqueous-organic medium, and low elution temperatures extend application of heptafluorobutyl chloroformate to chiral amino acid analysis. (en)
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Title
| - GC separation of amino acid enantiomers via derivatization with heptafluorobutyl chloroformate and Chirasil-L-Val column
- GC separation of amino acid enantiomers via derivatization with heptafluorobutyl chloroformate and Chirasil-L-Val column (en)
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skos:prefLabel
| - GC separation of amino acid enantiomers via derivatization with heptafluorobutyl chloroformate and Chirasil-L-Val column
- GC separation of amino acid enantiomers via derivatization with heptafluorobutyl chloroformate and Chirasil-L-Val column (en)
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skos:notation
| - RIV/60077344:_____/09:00335962!RIV10-AV0-60077344
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http://linked.open...avai/riv/aktivita
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http://linked.open...avai/riv/aktivity
| - P(GA203/09/2014), Z(AV0Z50070508)
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http://linked.open...iv/cisloPeriodika
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http://linked.open...vai/riv/dodaniDat
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http://linked.open...aciTvurceVysledku
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http://linked.open.../riv/druhVysledku
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http://linked.open...iv/duvernostUdaju
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http://linked.open...titaPredkladatele
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http://linked.open...dnocenehoVysledku
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http://linked.open...ai/riv/idVysledku
| - RIV/60077344:_____/09:00335962
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http://linked.open...riv/jazykVysledku
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http://linked.open.../riv/klicovaSlova
| - chiral separation; derivatization; D,L-AAs (en)
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http://linked.open.../riv/klicoveSlovo
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http://linked.open...odStatuVydavatele
| - DE - Spolková republika Německo
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http://linked.open...ontrolniKodProRIV
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http://linked.open...i/riv/nazevZdroje
| - Journal of Separation Science
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http://linked.open...in/vavai/riv/obor
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http://linked.open...ichTvurcuVysledku
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http://linked.open...cetTvurcuVysledku
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http://linked.open...vavai/riv/projekt
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http://linked.open...UplatneniVysledku
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http://linked.open...v/svazekPeriodika
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http://linked.open...iv/tvurceVysledku
| - Hušek, Petr
- Šimek, Petr
- Zahradníčková, Helena
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http://linked.open...ain/vavai/riv/wos
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http://linked.open...n/vavai/riv/zamer
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issn
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number of pages
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is http://linked.open...avai/riv/vysledek
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