Discrimination of aromatic positional isomers of methylbuphedrones and methoxybuphedrones was successfully achieved. Meta isomers were discriminated by chemical ionization-tandem mass spectrometry (CI-MS/MS) using acetonitrile as a reagent gas. Furthermore, all the aromatic positional isomers were discriminated by CI-MS/MS using vinyltrimethylsilane as a reagent gas.
Keyphrases
- gas chromatography
- tandem mass spectrometry
- ultra high performance liquid chromatography
- high performance liquid chromatography
- ms ms
- mass spectrometry
- liquid chromatography
- high resolution mass spectrometry
- simultaneous determination
- amino acid
- solid phase extraction
- liquid chromatography tandem mass spectrometry
- high resolution
- room temperature
- magnetic resonance
- contrast enhanced
- magnetic resonance imaging