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Determination of biogenic quaternary ammonium compounds on fused silica capillary columns with a splitless injector as a chemical reactor/pyrolysis chamber
Authors:P M Findeis  S O Farwell
Abstract:A conventional splitless injector is used as a pyrolysis chamber or chemical reactor for the N-demethylation of acetylcholine and other choline esters. The novel uses of 2-aminoethanol as a N-demethylation reagent in splitless injection and bonded-phase fused silica capillary columns in the separation of the tertiary amine derivatives of choline esters are described. A comparison is made between non-polar and moderately polar fused silica capillary columns in the separation of choline esters.
Keywords:Gas chromatography  Capillary  fused silica  Splitless injection  Flash derivatization  Quaternary ammonium compounds  Acetylcholine  Biogenic amines
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