Rapid Determination of Total Thujone in Absinthe Using 1H NMR Spectroscopy

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Monakhova, Yulia B.; Kuballa, Thomas; Lachenmeier, Dirk W.;
  • Publisher: Hindawi Publishing Corporation
  • Journal: issn: 1687-9449, eissn: 1687-9457
  • Related identifiers: doi: 10.1155/2011/171684
  • Subject: Chemistry | thujone | NMR | QC350-467 | QD1-999 | absinthe | Optics. Light | Article Subject

1H NMR spectroscopy is utilized to quantify total thujone (sum of alpha- and beta-isomers) in absinthe. For sample preparation, a simple dilution with buffer is required. Thujone produces a distinct peak of the CH2 group in the cyclopentanone moiety in the 2.13–2.11 ppm... View more
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