Research Article
Determination of Lactones in Wines by Headspace Solid-Phase Microextraction and Gas Chromatography Coupled with Mass Spectrometry
Table 9
Concentration mean and SD (
g/L).
| | Compound |
White wines1
() |
Rosé wines2
() |
Red wines3
() | Significative differences
() | | Mean | SD | Mean | SD | Mean | SD |
| | -Butyrolactone | 26287 | 8478 | 25940 | 6553 | 32652 | 6403 | 1–3, 2-3 | | -Hexalactone | 200 | 89 | 202 | 72 | 211 | 67 | — | | Whiskey-lactone I | 10.60 | 14.38 | 5.44 | 2.20 | 45.73 | 34.42 | 1–3, 2-3 | | -Octalactone | 5.41 | 2.64 | 5.63 | 2.20 | 6.95 | 3.13 | — | | Whiskey-lactone II | 20.31 | 50.46 | d-nq | — | 138.44 | 111.13 | 1–3, 2-3 | | -Nonalactone | 14.77 | 7.39 | 19.98 | 5.64 | 42.09 | 27.45 | 1–3, 2-3 | | -Decalactone | d-nq | — | 4.16 | 2.91 | 3.85 | 2.65 | 1-2, 1–3 | | -Decalactone | 157 | 72 | 149 | 37 | 228 | 96 | 1–3, 2-3 | | -Undecalactone | nd | — | d-nq | — | d-nq | — | — |
|
|
nd: not detected; d-nq: detected not quantified.
|
