Table 1.
Differentiated flavor compounds in rosé and white wines (VIP > 1, p < 0.05).
No. a | CAS | Compounds b | ‘Cabernet Sauvignon’ Rosé Wines | ‘Chardonnay’ Dry White Wines | ||||
---|---|---|---|---|---|---|---|---|
VIP1 | VIP2 | p values | VIP1 | VIP2 | p values | |||
C10 | 104-76-7 | 2-Ethylhexanol | 1.145 | 1.055 | 0.024 | 1.045 | 1.229 | 7.07 × 10−7 |
C12 | 112-30-1 | 1-Decanol | 0.286 | 0.617 | 0.001 | 1.443 | 1.022 | 0.035 |
C24 | 106-30-9 | Ethyl heptanoate | 1.876 | 1.720 | 0.022 | 0.348 | 1.025 | 0.992 |
C29 | 124-06-1 | Ethyl tetradecanoate | 1.404 | 1.245 | 0.022 | 0.155 | 0.944 | 0.029 |
C33 | 111-11-5 | Methyl octanoate | 1.266 | 1.187 | 0.021 | 0.711 | 1.121 | 0.954 |
C38 | 2035-99-6 | Isoamyl octanoate * | 1.136 | 1.111 | 0.002 | 0.117 | 1.44 | 0.678 |
C48 | 142-62-1 | Hexanoic acid ** | 1.655 | 1.464 | 0.022 | 0.717 | 0.917 | 0.975 |
C55 | 1450-72-2 | 2-Hydroxy-5-methylacetophenone | Trace | Trace | Trace | 1.673 | 1.218 | 0.013 |
C60 | 18794-84-8 | β-Farnesene | Trace | Trace | Trace | 1.053 | 0.963 | 0.000 |
C64 | 8013-90-9 | α-Ionone * | 0.341 | 0.851 | 0.003 | 1.464 | 1.039 | 0.037 |
C65 | 23726-93-4 | β-Damascenone ** | 1.301 | 1.274 | 0.014 | 0.428 | 0.883 | 0.749 |
C68 | 100-42-5 | Styrene | 0.691 | 0.934 | 0.001 | 1.121 | 0.847 | 0.010 |
C69 | 90-05-1 | Guaiacol * | 1.777 | 1.575 | 0.04 | Trace | Trace | Trace |
The data in bold were the most differentiated compounds (VIP>1, p < 0.05); a. The No. was in accordance with Table S2; b. * OAV > 0.1, ** OAV > 1.0.