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- Hayasaka, Y.
- Journal of chromatography 2019 v.1588 pp. 108-114
- filtration; ionization; liquid chromatography; odors; off flavors; quantitative analysis; rapid methods; screening; tandem mass spectrometry; tautomers; white wines
- ... 2-Acetyltetrahydropyridine (ACTPY), tautomers of 2-acetyl-1,4,5,6-tetrahydropyridine and 2-acetyl-3,4,5,6-tetrahydropyridine, is reported as one of the major compounds responsible for mousy off-flavour wine. A simple and rapid method for the quantitation of ACTPY in wine using HPLC-APCI-MS/MS was developed. Only filtration and basification were required for sample preparation prior to analysis. Th ...