Toward High-Throughput Analysis of Aroma Compounds Using Ultrahigh-Performance Liquid Chromatography-Tandem Mass Spectrometry: Screening of Key Food Odorants in Various Foods

Markus Bösl (First Author), Andreas Dunkel (Co-Author), Daniela Hartl (Co-Author), Anja Dollinger (Co-Author), Andrea Spaccasassi (Co-Author), Timo D. Stark (Co-Author), Corinna Dawid* (Co-Author), Thomas F. Hofmann* (Last Author)

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    6 Scopus citations

    Abstract

    Recent studies show the immense capacities of the unified quantitation of aroma and taste compounds using liquid chromatography-mass spectrometry (LC-MS). The goal of this study was to highlight the broad application of this unified method. Thus, a stable isotope dilution analysis quantification method of the most important key food odorants in various food categories by LC-MS was developed. Using the well-known derivatization agent 3-nitrophenylhydrazine for carbonyl derivatization and a newly developed approach for alcohol and thiol derivatization, a method for the quantitation of 20 key food odorants was established. Intraday precision was determined to be ≤26%, and interday precision was between 24 and 31%. Limits of quantitation were determined between 0.014 and 283 μg/kg. The work shows that a wide array of aroma compounds can be analyzed accurately by LC-MS.

    Original languageEnglish
    Pages (from-to)8622-8632
    Number of pages11
    JournalJournal of Agricultural and Food Chemistry
    Volume71
    Issue number22
    DOIs
    StatePublished - 7 Jun 2023

    Keywords

    • 3-nitrophenylhydrazine
    • LC-MS
    • aroma analysis
    • flavor analysis
    • generalists
    • stable isotope dilution assay

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